{"title":"Doug's","description":"\u003ch1\u003edougs\u003c\/h1\u003e","products":[{"product_id":"doug-s-premium-collector-gasket-universal-pair-2-1-2-three-bolt-cg9005-cg9005","title":"Doug's Premium Collector Gasket Universal Pair 2 1\/2\" Three bolt CG9005  - CG9005","description":"Doug's Premium Collector Gasket Universal Pair 2 1\/2\" Three bolt CG9005\n - CG9005\u003cbr\u003e\u003cbr\u003e Doug's premium collector gaskets are made extra-thick from a specially \nformulated gasket material. These gaskets are rated up to 1,100 degrees F \nand handle exhaust pressures of up to 3,700 psig (255 bar). \u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144091742466,"sku":"DOU-CG9005","price":15.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/58aef65e871737f04bf1a1c5f08425c5.jpg?v=1784997785"},{"product_id":"doug-s-long-tube-header-68-76-various-amc-290-401-v8-1-7-8-primary-3-1-2-collector-silver-ceramic-coated-d104-d104","title":"Doug's Long Tube Header 68-76 Various AMC 290-401 V8 1 7\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D104  - D104","description":"Doug's Long Tube Header 68-76 Various AMC 290-401 V8 1 7\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D104\n - D104\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144091873538,"sku":"DOU-D104","price":1138.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/99058210044d18fe90ea51827b87cc66.jpg?v=1784997780"},{"product_id":"doug-s-long-tube-header-68-76-various-amc-290-401-v8-1-3-4-primary-3-collector-black-hi-temp-coated-d103-b-d103-b","title":"Doug's Long Tube Header 68-76 Various AMC 290-401 V8   1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D103-B  - D103-B","description":"Doug's Long Tube Header 68-76 Various AMC 290-401 V8   1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D103-B\n - D103-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144091906306,"sku":"DOU-D103-B","price":776.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/4479ca3346d6537caf20db8351fbdaa4.jpg?v=1784997781"},{"product_id":"doug-s-long-tube-header-68-76-various-amc-290-401-v8-1-3-4-primary-3-collector-silver-ceramic-coated-d103-d103","title":"Doug's Long Tube Header 68-76 Various AMC 290-401 V8 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D103  - D103","description":"Doug's Long Tube Header 68-76 Various AMC 290-401 V8 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D103\n - D103\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144091939074,"sku":"DOU-D103","price":1056.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/9d7fc8f08fba28a358e8075ef81d10bd.jpg?v=1784997780"},{"product_id":"doug-s-premium-collector-gasket-universal-pair-3-1-2-three-bolt-cg9007-cg9007","title":"Doug's Premium Collector Gasket Universal Pair 3 1\/2\" Three bolt CG9007  - CG9007","description":"Doug's Premium Collector Gasket Universal Pair 3 1\/2\" Three bolt CG9007\n - CG9007\u003cbr\u003e\u003cbr\u003e Doug's premium collector gaskets are made extra-thick from a specially \nformulated gasket material. These gaskets are rated up to 1,100 degrees F \nand handle exhaust pressures of up to 3,700 psig (255 bar). \u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144091971842,"sku":"DOU-CG9007","price":15.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/d761c42790605f42f0789a3110082428.jpg?v=1784997781"},{"product_id":"doug-s-premium-collector-gasket-universal-pair-3-three-bolt-cg9006-cg9006","title":"Doug's Premium Collector Gasket Universal Pair 3\" Three bolt CG9006  - CG9006","description":"Doug's Premium Collector Gasket Universal Pair 3\" Three bolt CG9006\n - CG9006\u003cbr\u003e\u003cbr\u003e Doug's premium collector gaskets are made extra-thick from a specially \nformulated gasket material. These gaskets are rated up to 1,100 degrees F \nand handle exhaust pressures of up to 3,700 psig (255 bar). \u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092004610,"sku":"DOU-CG9006","price":15.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/8e5b684c978b77ebbbd7387c8657da55.jpg?v=1784997783"},{"product_id":"doug-s-tri-y-header-72-81-jeep-290-401-v8-1-5-8-2-primary-2-1-2-collector-silver-ceramic-coated-d1104y-d1104y","title":"Doug's Tri Y Header 72-81 JEEP  290-401 V8 1 5\/8-2\" Primary 2 1\/2\" Collector Silver Ceramic Coated D1104Y  - D1104Y","description":"Doug's Tri Y Header 72-81 JEEP  290-401 V8 1 5\/8-2\" Primary 2 1\/2\" Collector Silver Ceramic Coated D1104Y\n - D1104Y\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092037378,"sku":"DOU-D1104Y","price":776.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/197eb74895598707850a56f50374a248.jpg?v=1784997779"},{"product_id":"doug-s-long-tube-header-68-72-buick-400-455-buick-v8-1-7-8-primary-3-collector-silver-ceramic-coated-d202-d202","title":"Doug's Long Tube Header 68-72 Buick 400-455  Buick V8 1 7\/8\" Primary 3\" Collector Silver Ceramic Coated D202  - D202","description":"Doug's Long Tube Header 68-72 Buick 400-455  Buick V8 1 7\/8\" Primary 3\" Collector Silver Ceramic Coated D202\n - D202\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092102914,"sku":"DOU-D202","price":1217.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/2c143a68e77ddef112d5193633b59c9b.jpg?v=1784997780"},{"product_id":"doug-s-fenderwell-header-72-81-jeep-290-401-v8-1-5-8-primary-3-collector-silver-ceramic-coated-d190-d190","title":"Doug's Fenderwell Header 72-81 JEEP  290-401 V8 1 5\/8\" Primary 3\" Collector Silver Ceramic Coated D190  - D190","description":"Doug's Fenderwell Header 72-81 JEEP  290-401 V8 1 5\/8\" Primary 3\" Collector Silver Ceramic Coated D190\n - D190\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092135682,"sku":"DOU-D190","price":1026.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/36750dce200788ba93cb7a703b0d125a.jpg?v=1784997782"},{"product_id":"doug-s-mid-length-header-64-92-gm-f-g-a-body-265-400-sbc-1-5-8-primary-2-1-2-collector-silver-ceramic-coated-d304-d304","title":"Doug's Mid Length Header 64-92 GM F, G, \u0026 A Body 265-400 SBC 1 5\/8\" Primary 2 1\/2\" Collector Silver Ceramic Coated D304  - D304","description":"Doug's Mid Length Header 64-92 GM F, G, \u0026amp; A Body 265-400 SBC 1 5\/8\" Primary 2 1\/2\" Collector Silver Ceramic Coated D304\n - D304\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092168450,"sku":"DOU-D304","price":976.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/7aa9b0130032320b9fe743d35995a784.jpg?v=1784997784"},{"product_id":"doug-s-tri-y-header-63-91-gm-truck-265-400-sbc-2-4-wd-1-5-8-2-primary-2-1-2-collector-silver-ceramic-coated-d300y-d300y","title":"Doug's Tri Y Header 63-91 GM Truck 265-400  SBC 2 \u0026 4 WD 1 5\/8-2\" Primary 2 1\/2\" Collector Silver Ceramic Coated D300Y  - D300Y","description":"Doug's Tri Y Header 63-91 GM Truck 265-400  SBC 2 \u0026amp; 4 WD 1 5\/8-2\" Primary 2 1\/2\" Collector Silver Ceramic Coated D300Y\n - D300Y\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092201218,"sku":"DOU-D300Y","price":1039.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/169629e166a648dd85717bb80a9fa7ef.jpg?v=1784997780"},{"product_id":"doug-s-tri-y-header-63-91-gm-truck-265-400-sbc-2-4-wd-1-5-8-2-primary-2-1-2-collector-black-hi-temp-coated-d300y-b-d300y-b","title":"Doug's Tri Y Header 63-91 GM Truck 265-400  SBC 2 \u0026 4 WD 1 5\/8-2\" Primary 2 1\/2\" Collector Black Hi Temp Coated D300Y-B  - D300Y-B","description":"Doug's Tri Y Header 63-91 GM Truck 265-400  SBC 2 \u0026amp; 4 WD 1 5\/8-2\" Primary 2 1\/2\" Collector Black Hi Temp Coated D300Y-B\n - D300Y-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092233986,"sku":"DOU-D300Y-B","price":776.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/a7dd335ed847085412361c1aaa2cb226.jpg?v=1784997781"},{"product_id":"doug-s-long-tube-header-68-76-various-amc-290-401-v8-1-7-8-primary-3-1-2-collector-black-hi-temp-coated-d104-b-d104-b","title":"Doug's Long Tube Header 68-76 Various AMC 290-401 V8 1 7\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D104-B  - D104-B","description":"Doug's Long Tube Header 68-76 Various AMC 290-401 V8 1 7\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D104-B\n - D104-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092266754,"sku":"DOU-D104-B","price":907.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/1858830b5e29cb2856a139cd4b9802b1.jpg?v=1784997782"},{"product_id":"doug-s-long-tube-header-68-77-buick-pont-350-buick-v8-1-3-4-primary-3-collector-black-hi-temp-coated-d200-b-d200-b","title":"Doug's Long Tube Header 68-77 Buick\/Pont 350 Buick V8 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D200-B  - D200-B","description":"Doug's Long Tube Header 68-77 Buick\/Pont 350 Buick V8 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D200-B\n - D200-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092299522,"sku":"DOU-D200-B","price":776.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/5d9e4ee3f2dd4c8a83529767ed3959ad.jpg?v=1784997780"},{"product_id":"doug-s-tri-y-header-63-91-gm-truck-396-502-bbc-1-3-4-2-primary-2-1-2-collector-silver-ceramic-coated-d303y-d303y","title":"Doug's Tri Y Header 63-91 GM Truck 396-502 BBC 1 3\/4-2\" Primary 2 1\/2\" Collector Silver Ceramic Coated D303Y  - D303Y","description":"Doug's Tri Y Header 63-91 GM Truck 396-502 BBC 1 3\/4-2\" Primary 2 1\/2\" Collector Silver Ceramic Coated D303Y\n - D303Y\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092332290,"sku":"DOU-D303Y","price":1088.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/3c2d79e6ee42bb668480efc750f48f9e.jpg?v=1784997783"},{"product_id":"doug-s-long-tube-header-68-72-buick-400-455-buick-v8-1-7-8-primary-3-collector-black-hi-temp-coated-d202-b-d202-b","title":"Doug's Long Tube Header 68-72 Buick 400-455  Buick V8 1 7\/8\" Primary 3\" Collector Black Hi Temp Coated D202-B  - D202-B","description":"Doug's Long Tube Header 68-72 Buick 400-455  Buick V8 1 7\/8\" Primary 3\" Collector Black Hi Temp Coated D202-B\n - D202-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092365058,"sku":"DOU-D202-B","price":1006.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/0f31047647928ba7d3ba9c7739e084cb.jpg?v=1784997784"},{"product_id":"doug-s-tri-y-header-63-91-gm-truck-396-502-bbc-1-3-4-2-primary-2-1-2-collector-black-hi-temp-coated-d303y-b-d303y-b","title":"Doug's Tri Y Header 63-91 GM Truck 396-502 BBC 1 3\/4-2\" Primary 2 1\/2\" Collector Black Hi Temp Coated D303Y-B  - D303Y-B","description":"Doug's Tri Y Header 63-91 GM Truck 396-502 BBC 1 3\/4-2\" Primary 2 1\/2\" Collector Black Hi Temp Coated D303Y-B\n - D303Y-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092397826,"sku":"DOU-D303Y-B","price":808.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/ab5b79af62fe23884d5c64a5cb525786.jpg?v=1784997782"},{"product_id":"doug-s-long-tube-header-68-77-buick-pont-350-buick-v8-1-3-4-primary-3-collector-silver-ceramic-coated-d200-d200","title":"Doug's Long Tube Header 68-77 Buick\/Pont 350 Buick V8 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D200  - D200","description":"Doug's Long Tube Header 68-77 Buick\/Pont 350 Buick V8 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D200\n - D200\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092430594,"sku":"DOU-D200","price":1088.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/40aefa0251e658b2cee5cd04e0704427.jpg?v=1784997782"},{"product_id":"doug-s-long-tube-header-67-87-gm-f-g-a-body-265-400-sbc-1-5-8-primary-3-collector-silver-ceramic-coated-d308-d308","title":"Doug's Long Tube Header 67-87 GM F, G, \u0026 A Body 265-400 SBC 1 5\/8\" Primary 3\" Collector Silver Ceramic Coated D308  - D308","description":"Doug's Long Tube Header 67-87 GM F, G, \u0026amp; A Body 265-400 SBC 1 5\/8\" Primary 3\" Collector Silver Ceramic Coated D308\n - D308\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092463362,"sku":"DOU-D308","price":1008.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/bb136da56d5f7866dd296cb773016321.jpg?v=1784997782"},{"product_id":"doug-s-mid-length-header-64-77-gm-f-g-a-body-396-502-bbc-1-3-4-primary-3-collector-silver-ceramic-coated-d306-d306","title":"Doug's Mid Length Header 64-77 GM F, G, \u0026 A Body 396-502 BBC 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D306  - D306","description":"Doug's Mid Length Header 64-77 GM F, G, \u0026amp; A Body 396-502 BBC 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D306\n - D306\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092496130,"sku":"DOU-D306","price":1025.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/8951fb7802c71cefcb9267a104a78d8f.jpg?v=1784997782"},{"product_id":"doug-s-mid-length-header-64-77-gm-f-g-a-body-396-502-bbc-1-3-4-primary-3-collector-black-hi-temp-coated-d306-b-d306-b","title":"Doug's Mid Length Header 64-77 GM F, G, \u0026 A Body 396-502 BBC 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D306-B  - D306-B","description":"Doug's Mid Length Header 64-77 GM F, G, \u0026amp; A Body 396-502 BBC 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D306-B\n - D306-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092528898,"sku":"DOU-D306-B","price":874.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/5dec1acb99af6b913e6313c9bc69e89a.jpg?v=1784997781"},{"product_id":"doug-s-long-tube-header-67-87-gm-f-g-a-body-265-400-sbc-1-5-8-primary-3-collector-black-hi-temp-coated-d308-b-d308-b","title":"Doug's Long Tube Header 67-87 GM F, G, \u0026 A Body 265-400 SBC    1 5\/8\" Primary 3\" Collector Black Hi Temp Coated D308-B  - D308-B","description":"Doug's Long Tube Header 67-87 GM F, G, \u0026amp; A Body 265-400 SBC    1 5\/8\" Primary 3\" Collector Black Hi Temp Coated D308-B\n - D308-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092561666,"sku":"DOU-D308-B","price":827.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/389ffc96baa8ff5b44cd11bb5bb4cf63.jpg?v=1784997788"},{"product_id":"doug-s-long-tube-header-64-77-gm-f-a-body-396-502-bbc-1-3-4-primary-3-collector-black-hi-temp-coated-d313-b-d313-b","title":"Doug's Long Tube Header 64-77 GM F \u0026 A Body 396-502 BBC 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D313-B  - D313-B","description":"Doug's Long Tube Header 64-77 GM F \u0026amp; A Body 396-502 BBC 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D313-B\n - D313-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144092594434,"sku":"DOU-D313-B","price":776.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/a4e6922dc9a6c1a1f57a1ee0395ac876.jpg?v=1784997781"},{"product_id":"doug-s-long-tube-header-73-91-gm-truck-265-400-sbc-2wd-1-5-8-primary-3-collector-silver-ceramic-coated-d310-d310","title":"Doug's Long Tube Header 73-91 GM Truck 265-400 SBC 2WD 1 5\/8\" Primary 3\" Collector Silver Ceramic Coated D310  - D310","description":"Doug's Long Tube Header 73-91 GM Truck 265-400 SBC 2WD 1 5\/8\" Primary 3\" Collector Silver Ceramic Coated D310\n - D310\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093282562,"sku":"DOU-D310","price":1071.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/2b9d658709ed2d7da85808acce1ebcb7.jpg?v=1784997785"},{"product_id":"doug-s-mid-length-header-73-87-c10-4-8-6-2l-ls-engine-swap-2wd-1-7-8-primary-2-collector-silver-ceramic-coated-d314-d314","title":"Doug's Mid Length Header 73-87 C10 4.8-6.2L LS Engine Swap 2WD 1 7\/8\" Primary 2\" Collector Silver Ceramic Coated D314  - D314","description":"Doug's Mid Length Header 73-87 C10 4.8-6.2L LS Engine Swap 2WD 1 7\/8\" Primary 2\" Collector Silver Ceramic Coated D314\n - D314\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093315330,"sku":"DOU-D314","price":1040.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/128dcc40e843a3ed3c8c50e47eed8a14.jpg?v=1784997786"},{"product_id":"doug-s-tri-y-header-58-64-chevy-348-409-w-block-1-3-4-2-primary-2-1-2-collector-black-hi-temp-coated-d309y-b-d309y-b","title":"Doug's Tri Y Header 58-64 Chevy 348-409 W Block 1 3\/4-2\" Primary 2 1\/2\" Collector Black Hi Temp Coated D309Y-B  - D309Y-B","description":"Doug's Tri Y Header 58-64 Chevy 348-409 W Block 1 3\/4-2\" Primary 2 1\/2\" Collector Black Hi Temp Coated D309Y-B\n - D309Y-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093348098,"sku":"DOU-D309Y-B","price":1039.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/e474e0cf3b32be9d99837b2330c7af24.jpg?v=1784997786"},{"product_id":"doug-s-long-tube-header-64-77-gm-f-a-body-396-502-bbc-1-3-4-primary-3-collector-silver-ceramic-coated-d313-d313","title":"Doug's Long Tube Header 64-77 GM F \u0026 A Body 396-502 BBC 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D313  - D313","description":"Doug's Long Tube Header 64-77 GM F \u0026amp; A Body 396-502 BBC 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D313\n - D313\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093380866,"sku":"DOU-D313","price":976.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/58243b3df4a6f7dee1c0690310e6a2a4.jpg?v=1784997787"},{"product_id":"doug-s-tri-y-header-58-64-chevy-348-409-w-block-1-3-4-2-primary-2-1-2-collector-silver-ceramic-coated-d309y-d309y","title":"Doug's Tri Y Header 58-64 Chevy 348-409 W Block 1 3\/4-2\" Primary 2 1\/2\" Collector Silver Ceramic Coated D309Y  - D309Y","description":"Doug's Tri Y Header 58-64 Chevy 348-409 W Block 1 3\/4-2\" Primary 2 1\/2\" Collector Silver Ceramic Coated D309Y\n - D309Y\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093413634,"sku":"DOU-D309Y","price":1280.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/eb529896badec74398017c7fb005e6b1.jpg?v=1784997781"},{"product_id":"doug-s-mid-length-header-55-57-chevy-4-8-6-2l-ls-engine-swap-1-7-8-primary-3-collector-silver-ceramic-coated-d311-d311","title":"Doug's Mid Length Header 55-57 Chevy 4.8-6.2L LS  Engine Swap 1 7\/8\" Primary 3\" Collector Silver Ceramic Coated D311  - D311","description":"Doug's Mid Length Header 55-57 Chevy 4.8-6.2L LS  Engine Swap 1 7\/8\" Primary 3\" Collector Silver Ceramic Coated D311\n - D311\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093446402,"sku":"DOU-D311","price":1071.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/2ea7d70afaaf4f5ba063f79efb3c76d7.jpg?v=1784997782"},{"product_id":"doug-s-mid-length-header-73-87-c10-4-8-6-2l-ls-engine-swap-2wd-1-7-8-primary-2-collector-black-hi-temp-coated-d314-b-d314-b","title":"Doug's Mid Length Header 73-87 C10 4.8-6.2L LS Engine Swap 2WD 1 7\/8\" Primary 2\" Collector Black Hi Temp Coated D314-B  - D314-B","description":"Doug's Mid Length Header 73-87 C10 4.8-6.2L LS Engine Swap 2WD 1 7\/8\" Primary 2\" Collector Black Hi Temp Coated D314-B\n - D314-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093479170,"sku":"DOU-D314-B","price":776.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/b53ad0675a046cbbe0a31449b3ad95cc.jpg?v=1784997784"},{"product_id":"doug-s-long-tube-header-70-81-gm-f-a-body-396-502-bbc-1-7-8-primary-3-1-2-collector-silver-ceramic-coated-d316-d316","title":"Doug's Long Tube Header 70-81 GM F \u0026 A Body 396-502 BBC 1 7\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D316  - D316","description":"Doug's Long Tube Header 70-81 GM F \u0026amp; A Body 396-502 BBC 1 7\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D316\n - D316\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093511938,"sku":"DOU-D316","price":1152.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/d323a1d33eb200d1eec5163477425874.jpg?v=1784997786"},{"product_id":"doug-s-long-tube-header-70-81-gm-f-a-body-396-502-bbc-1-7-8-primary-3-1-2-collector-black-hi-temp-coated-d316-b-d316-b","title":"Doug's Long Tube Header 70-81 GM F \u0026 A Body 396-502 BBC 1 7\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D316-B  - D316-B","description":"Doug's Long Tube Header 70-81 GM F \u0026amp; A Body 396-502 BBC 1 7\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D316-B\n - D316-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093544706,"sku":"DOU-D316-B","price":912.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/9ce5bca89cbf76e9082285d64bbae9f0.jpg?v=1784997785"},{"product_id":"doug-s-long-tube-header-67-69-f-body-68-74-x-body-396-502-bbc-2-primary-3-1-2-collector-black-hi-temp-coated-d320-b-d320-b","title":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 396-502 BBC 2\" Primary 3 1\/2\" Collector Black Hi Temp Coated D320-B   - D320-B","description":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 396-502 BBC 2\" Primary 3 1\/2\" Collector Black Hi Temp Coated D320-B\n\n - D320-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093577474,"sku":"DOU-D320-B","price":965.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/fc49b20ed84baaf2f1f25b3bba3d6bd0.jpg?v=1784997785"},{"product_id":"doug-s-long-tube-header-55-62-corvette-265-400-sbc-1-5-8-primary-2-1-2-collector-black-hi-temp-coated-d315-b-d315-b","title":"Doug's Long Tube Header 55-62 Corvette   265-400 SBC 1 5\/8\" Primary 2 1\/2\" Collector Black Hi Temp Coated D315-B  - D315-B","description":"Doug's Long Tube Header 55-62 Corvette   265-400 SBC 1 5\/8\" Primary 2 1\/2\" Collector Black Hi Temp Coated D315-B\n - D315-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093610242,"sku":"DOU-D315-B","price":776.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/966f46c9721a31525fca4963346c29fc.jpg?v=1784997783"},{"product_id":"doug-s-long-tube-header-62-67-nova-265-400-sbc-stock-or-mustang-ii-style-suspension-1-3-4-primary-3-collector-black-hi-temp-coated-d317-b-d317-b","title":"Doug's Long Tube Header 62-67 Nova 265-400 SBC Stock or Mustang II style suspension 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D317-B  - D317-B","description":"Doug's Long Tube Header 62-67 Nova 265-400 SBC Stock or Mustang II style suspension 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D317-B\n - D317-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093643010,"sku":"DOU-D317-B","price":907.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/ed28e23e233a8916ea6a6e2798648862.jpg?v=1784997784"},{"product_id":"doug-s-long-tube-header-62-67-nova-265-400-sbc-stock-or-mustang-ii-style-suspension-1-3-4-primary-3-collector-silver-ceramic-coated-d317-d317","title":"Doug's Long Tube Header 62-67 Nova 265-400 SBC Stock or Mustang II style suspension 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D317  - D317","description":"Doug's Long Tube Header 62-67 Nova 265-400 SBC Stock or Mustang II style suspension 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D317\n - D317\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093675778,"sku":"DOU-D317","price":1200.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/221f10e7353799a6e93291324a6d0a77.jpg?v=1784997785"},{"product_id":"doug-s-long-tube-header-78-87-gm-g-body-396-502-bbc-2-primary-3-1-2-collector-black-hi-temp-coated-d318-b-d318-b","title":"Doug's Long Tube Header 78-87 GM G Body 396-502 BBC 2\" Primary 3 1\/2\" Collector Black Hi Temp Coated D318-B  - D318-B","description":"Doug's Long Tube Header 78-87 GM G Body 396-502 BBC 2\" Primary 3 1\/2\" Collector Black Hi Temp Coated D318-B\n - D318-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093708546,"sku":"DOU-D318-B","price":912.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/d45cab29153f97b7257106500a630f5c.jpg?v=1784997784"},{"product_id":"doug-s-long-tube-header-55-62-corvette-265-400-sbc-1-5-8-primary-2-1-2-collector-silver-ceramic-coated-d315-d315","title":"Doug's Long Tube Header 55-62 Corvette   265-400 SBC 1 5\/8\" Primary 2 1\/2\" Collector Silver Ceramic Coated D315  - D315","description":"Doug's Long Tube Header 55-62 Corvette   265-400 SBC 1 5\/8\" Primary 2 1\/2\" Collector Silver Ceramic Coated D315\n - D315\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093741314,"sku":"DOU-D315","price":993.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/1af59bf808c4786c1649161149951b65.jpg?v=1784997786"},{"product_id":"doug-s-long-tube-header-67-69-f-body-68-74-x-body-572-bbc-10-2-tall-deck-2-1-8-primary-3-1-2-collector-black-hi-temp-coated-d321-b-d321-b","title":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 572 BBC 10.2\" Tall Deck 2 1\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D321-B   - D321-B","description":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 572 BBC 10.2\" Tall Deck 2 1\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D321-B\n\n - D321-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093774082,"sku":"DOU-D321-B","price":1143.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/020d270c6afc698bd410c023b232fdf4.jpg?v=1784997786"},{"product_id":"doug-s-long-tube-header-67-69-f-body-68-74-x-body-396-502-bbc-2-1-8-primary-3-1-2-collector-black-hi-temp-coated-d319-b-d319-b","title":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 396-502 BBC 2 1\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D319-B   - D319-B","description":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 396-502 BBC 2 1\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D319-B\n\n - D319-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093806850,"sku":"DOU-D319-B","price":941.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/ddc6db1d35ee6599508a980ba4962524.jpg?v=1784997788"},{"product_id":"doug-s-mid-length-header-64-92-gm-f-g-a-body-265-400-sbc-1-5-8-primary-2-1-2-collector-black-hi-temp-coated-d304-b-d304-b","title":"Doug's Mid Length Header 64-92 GM F, G, \u0026 A Body 265-400 SBC 1 5\/8\" Primary 2 1\/2\" Collector Black Hi Temp Coated D304-B  - D304-B","description":"Doug's Mid Length Header 64-92 GM F, G, \u0026amp; A Body 265-400 SBC 1 5\/8\" Primary 2 1\/2\" Collector Black Hi Temp Coated D304-B\n - D304-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093839618,"sku":"DOU-D304-B","price":808.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/7c51a365e99387f6c02c353a646841bf.jpg?v=1784997783"},{"product_id":"doug-s-long-tube-header-67-69-f-body-68-74-x-body-265-400-sbc-1-7-8-primary-3-1-2-collector-black-hi-temp-coated-d323-b-d323-b","title":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 265-400 SBC 1 7\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D323-B   - D323-B","description":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 265-400 SBC 1 7\/8\" Primary 3 1\/2\" Collector Black Hi Temp Coated D323-B\n\n - D323-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093872386,"sku":"DOU-D323-B","price":907.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/c5c45f35e65f90615048b7a4fc609dd1.jpg?v=1784997786"},{"product_id":"doug-s-long-tube-header-67-69-f-body-68-74-x-body-572-bbc-10-2-tall-deck-2-1-8-primary-3-1-2-collector-silver-ceramic-coated-d321-d321","title":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 572 BBC 10.2\" Tall Deck 2 1\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D321   - D321","description":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 572 BBC 10.2\" Tall Deck 2 1\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D321\n\n - D321\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093905154,"sku":"DOU-D321","price":1501.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/e76295ec4da3111a52ea6db8364fc71a.jpg?v=1784997786"},{"product_id":"doug-s-long-tube-header-67-69-f-body-68-74-x-body-396-502-bbc-2-1-8-primary-3-1-2-collector-silver-ceramic-coated-d319-d319","title":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 396-502 BBC 2 1\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D319   - D319","description":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 396-502 BBC 2 1\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D319\n\n - D319\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093970690,"sku":"DOU-D319","price":1236.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/99eefb8b68a54a1c1bc7ac140d775565.jpg?v=1784997783"},{"product_id":"doug-s-long-tube-header-78-87-gm-g-body-396-502-bbc-2-primary-3-1-2-collector-silver-ceramic-coated-d318-d318","title":"Doug's Long Tube Header 78-87 GM G Body 396-502 BBC 2\" Primary 3 1\/2\" Collector Silver Ceramic Coated D318  - D318","description":"Doug's Long Tube Header 78-87 GM G Body 396-502 BBC 2\" Primary 3 1\/2\" Collector Silver Ceramic Coated D318\n - D318\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144093937922,"sku":"DOU-D318","price":1154.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/dc5d477153b9c45b155dbcd848d7dac6.jpg?v=1784997783"},{"product_id":"doug-s-mid-length-header-62-67-nova-265-400-sbc-stock-mustang-ii-or-detroit-speed-front-suspension-1-5-8-primary-2-1-2-collector-silver-ceramic-coated-d327-d327","title":"Doug's Mid Length Header 62-67 Nova 265-400 SBC Stock, Mustang II, or Detroit Speed front suspension 1 5\/8\" Primary 2 1\/2\" Collector Silver Ceramic Coated D327  - D327","description":"Doug's Mid Length Header 62-67 Nova 265-400 SBC Stock, Mustang II, or Detroit Speed front suspension 1 5\/8\" Primary 2 1\/2\" Collector Silver Ceramic Coated D327\n - D327\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144094003458,"sku":"DOU-D327","price":561.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/4265a57d7feb423ad9ad6e6487ffba4e.jpg?v=1784997786"},{"product_id":"doug-s-long-tube-header-70-81-gm-f-body-265-400-sbc-1-3-4-primary-3-collector-black-hi-temp-coated-d324-b-d324-b","title":"Doug's Long Tube Header 70-81 GM F Body 265-400 SBC 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D324-B  - D324-B","description":"Doug's Long Tube Header 70-81 GM F Body 265-400 SBC 1 3\/4\" Primary 3\" Collector Black Hi Temp Coated D324-B\n - D324-B\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144094036226,"sku":"DOU-D324-B","price":776.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/352ad55ba747defdee16023c226f2bad.jpg?v=1784997787"},{"product_id":"doug-s-long-tube-header-67-69-f-body-68-74-x-body-265-400-sbc-1-7-8-primary-3-1-2-collector-silver-ceramic-coated-d323-d323","title":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 265-400 SBC 1 7\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D323   - D323","description":"Doug's Long Tube Header 67-69 F Body\/68-74 X Body 265-400 SBC 1 7\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D323\n\n - D323\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144094068994,"sku":"DOU-D323","price":1200.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/a2e9330b4db0c2fa18ab1b97c6a1c97a.jpg?v=1784997791"},{"product_id":"doug-s-long-tube-header-70-81-gm-f-body-265-400-sbc-1-3-4-primary-3-collector-silver-ceramic-coated-d324-d324","title":"Doug's Long Tube Header 70-81 GM F Body 265-400 SBC 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D324  - D324","description":"Doug's Long Tube Header 70-81 GM F Body 265-400 SBC 1 3\/4\" Primary 3\" Collector Silver Ceramic Coated D324\n - D324\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144094101762,"sku":"DOU-D324","price":1008.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/46c2dc333266ed1cc0eabddfbb143e93.jpg?v=1784997786"},{"product_id":"doug-s-long-tube-header-70-81-gm-f-body-75-79-x-body-265-400-sbc-1-7-8-primary-3-1-2-collector-silver-ceramic-coated-d326-d326","title":"Doug's Long Tube Header 70-81 GM F Body\/75-79 X Body 265-400 SBC 1 7\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D326  - D326","description":"Doug's Long Tube Header 70-81 GM F Body\/75-79 X Body 265-400 SBC 1 7\/8\" Primary 3 1\/2\" Collector Silver Ceramic Coated D326\n - D326\u003cbr\u003e\u003cbr\u003e Doug's Headers has long been recognized of as one of the premiere exhaust \nheader manufacturers in the performance industry. Since1958, they have been \nproducing high-quality, hand-built, mandrel-bent exhaust headers. Each and \nevery header is tuned with the proper tube size and length to efficiently \nremove all of the exhaust from each cylinder, reducing pumping losses, and \nresulting in dramatic increases in horsepower and torque. Doug's headers \nare carefully developed on the vehicles that they are intended to fit and \nare re-checked numerous times during the design and manufacturing process. \nTheir designs include mid-length headers, Tri-Y headers, and long tube \nheaders, plus manifold replacement headers. \u003cbr\u003e\u003cbr\u003eTheir headers come with all the necessary mounting hardware, collector \nreducers or connector pipes, premium extra-thick gaskets, and detailed \ninstallation instruction sheets. The gaskets are rated up to 1100 degrees \nF, pressures to 3700 psig (255 bar), and are designed for an exact port \nmatch with their headers.\u003cbr\u003e\u003cbr\u003eDoug's Headers offer a choice of finishes:\u003cbr\u003e\u003cbr\u003e* Metallic Ceramic Thermal Barrier Coating (MCTBC), which is polished with \na vibratory finishing process that not only produces a high-luster aluminum \nappearance, but also compresses and activates the coating, which increases \nthe surface hardness. The finish is 60 percent more corrosion resistant \nthan an unpolished surface, easy to maintain, and will last for years under \nnormal operation conditions. MCTBC also protects and extends the life of \nheaders by creating a thermal barrier that significantly lowers under hood \ntemperatures and protects the substrate metal from thermal fatigue.\u003cbr\u003e\u003cbr\u003e* Hi-Temp black coating is an affordably priced alternative to their MCTBC. \nThis finish provides good corrosion and heat protection when compared to \nmany of the \"cheaper\" header finishes being applied by our competitors.\u003cbr\u003e\u003cbr\u003e* Raw steel is available for individual customizing\u003cbr\u003e\u003cbr\u003eUnless otherwise noted, these headers are designed to fit the vehicle as it \ncame from the manufacturer. This includes components like cylinder heads, \nchassis, steering, motor mounts, body mounts and bushings, etc. If your \nvehicle is using aftermarket components, parts from other applications, or \ncustom altered parts, then it is the installer's responsibility to verify \nfitment.\u003cbr\u003e\u003cbr\u003e","brand":"Doug's","offers":[{"title":"Default Title","offer_id":48144094134530,"sku":"DOU-D326","price":1236.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/683c9ffa05d3041f04401bc54e9a6440.jpg?v=1784997787"}],"url":"https:\/\/www.lethalperformance.com\/collections\/dougs.oembed","provider":"Lethal Performance","version":"1.0","type":"link"}