{"product_id":"roush-2015-2017-2024-mustang-5-0l-v8-cat-back-exhaust-kit-fastback-only","title":"ROUSH 422092 Cat-Back Exhaust Kit for 2015–2017 Mustang GT","description":"\u003cdiv class=\"description\"\u003e\n\n    \u003cp\u003eThe \u003cstrong\u003eROUSH 422092 cat-back exhaust\u003c\/strong\u003e is built for S550 Mustang GT owners who’ve had enough of the quiet, choked-up factory exhaust. If you're looking to wake up your 5.0L and get that classic muscle growl while picking up a bit more flow and throttle response, this kit checks all the right boxes.\u003c\/p\u003e\n    \n    \u003cp\u003eCompared to stock, this system flows better thanks to its straight-through mufflers and mandrel-bent tubing. It’s made from high-quality stainless and engineered for a deep, aggressive tone that doesn’t drone at cruising speed. Whether you’re on the street or at the strip, this setup delivers a better-sounding, better-performing Mustang.\u003c\/p\u003e\n    \n    \u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eMandrel-Bent Stainless Steel Tubing\u003c\/strong\u003e – Ensures consistent diameter and high flow throughout the system.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eStraight-Through Performance Mufflers\u003c\/strong\u003e – Improve exhaust tone and flow while keeping things livable in the cabin.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eAggressive Quad Tip Look\u003c\/strong\u003e – Comes with ROUSH-branded 4\" polished tips for a clean finish out back.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eOEM-Quality Fit and Finish\u003c\/strong\u003e – Designed to bolt up with zero drama and deliver long-term durability.\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \n    \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: 304 stainless steel throughout—resists corrosion and built to last\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWeight Savings\u003c\/strong\u003e: Slightly lighter than stock system, depending on OEM setup\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eAdjustability\u003c\/strong\u003e: Not required—system is designed to fit like OEM\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eAdditional Required Components\u003c\/strong\u003e: None—comes complete with hardware\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: 422092\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \n    \u003ch2\u003eWho This is For\u003c\/h2\u003e\n    \u003cp\u003eIf you’re running a 2015–2017 Mustang GT and want better sound and flow without cutting or tuning, this system’s for you. It’s a bolt-on upgrade for guys who want more out of their Coyote but don’t want to mess with active valves or custom fab work. Works with stock or performance headers.\u003c\/p\u003e\n    \n    \u003cp\u003eInterested in newer-gen catbacks? Check out the full line of \u003ca href=\"https:\/\/www.lethalperformance.com\/shop-now\/vehicle-selector\/ford-mustang-v8-gt\/2024-2025-mustang-gt\/exhaust\/catbacks\"\u003e2024-2025 Mustang GT catback exhaust systems\u003c\/a\u003e. Want to stick with the ROUSH name? Browse more \u003ca href=\"https:\/\/www.lethalperformance.com\/shop-now\/vehicle-selector\/ford-mustang-v8-gt\/2024-2025-mustang-gt\/exhaust\/catbacks\/roush\"\u003eROUSH catback options\u003c\/a\u003e for the latest models.\u003c\/p\u003e\n    \n    \u003ch2\u003eFitment \u0026amp; Installation Notes\u003c\/h2\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eVehicle Compatibility\u003c\/strong\u003e: \n        \u003cul\u003e\n          \u003cli\u003e2015–2017 Ford Mustang GT (Coupe and Convertible)\u003c\/li\u003e\n          \u003cli\u003e\u003cem\u003eExcludes EcoBoost, V6, and GT models with factory active exhaust\u003c\/em\u003e\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eDirect Fitment or Requires Modifications\u003c\/strong\u003e:\n        \u003cul\u003e\n          \u003cli\u003eDirect bolt-on fit to factory connection points\u003c\/li\u003e\n          \u003cli\u003eNo cutting or welding required\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eInstallation Requirements\u003c\/strong\u003e:\n        \u003cul\u003e\n          \u003cli\u003eNo tuning or ECU reflash needed\u003c\/li\u003e\n          \u003cli\u003eAll clamps and hardware are included\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eProfessional installation recommended\u003c\/strong\u003e for best results and alignment\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eExplicit Warnings\u003c\/strong\u003e:\n        \u003cul\u003e\n          \u003cli\u003eThis system is not designed for GT models with factory active exhaust\u003c\/li\u003e\n          \u003cli\u003eIt’s a full replacement—don’t try to piece it together with other OEM or third-party parts\u003c\/li\u003e\n          \u003cli\u003eIf you want quad tips on a non-quad valence, you’ll need to source a compatible rear diffuser\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n    \n    \u003cp\u003eThis ROUSH system hits the sweet spot for guys who want that signature V8 sound with a quality build and zero hassle. It’s a tried-and-true setup for 2015–2017 GTs that want to drop the stock drone and pick up real tone.\u003c\/p\u003e    \n\u003c\/div\u003e\n\u003cstyle\u003e\n    .description a {\n        color: #00a2e5 !important;\n    }\n    .description ul {\n        list-style: disc !important;\n        margin-left: 20px !important;\n        margin-bottom: 30px !important;\n    }\n    .description li {\n        float: none !important;\n    }\n    .description h2 {\n        margin-bottom: 20px;\n        display: block !important;\n    }\n    .description iframe {\n        margin: 30px auto;\n    }\n    .description hr {\n        margin: 30px auto;\n    }\n\u003c\/style\u003e","brand":"Roush","offers":[{"title":"Default Title","offer_id":47082412540162,"sku":"RSH422092","price":1299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/422092-2-555x389.jpg?v=1784945712","url":"https:\/\/www.lethalperformance.com\/products\/roush-2015-2017-2024-mustang-5-0l-v8-cat-back-exhaust-kit-fastback-only","provider":"Lethal Performance","version":"1.0","type":"link"}