{"product_id":"kooks-shelby-gt500-1-7-8-long-tube-headers-w-3-collectors","title":"Kooks 1-7\/8\" x 3\" SS Headers. 2011-2014 Shelby GT500. - 11422400","description":"\u003cp\u003e\u003cstrong\u003eLethal Performance\u003c\/strong\u003e is proud to announce the \u003cstrong\u003eKooks Custom Longtube Header System for the Shelby GT500\u003c\/strong\u003e. If you guys don't know Kooks has been bending and welding custom headers for over 30 years! The end result is one of the nicest works of art that you could ever imagine putting on your car.\u003cbr\u003e\nThe Kooks Custom Headers for the GT500 are Mandrel Bent out of T-304 Stainless Steel and welded with one thing in mind...\"Precision\"\u003c\/p\u003e\n\u003cp\u003eThe Shelby GT500 Headers are also made with 1-7\/8\" Primaries which all flow into a 3\" Merge Collector and with your choice of X-Pipe.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTesting with these headers yielded 38rwhp and 40lbs of Tq with the Catted X-Pipe Version.\u003c\/strong\u003e Not only do these headers add performance but the sound of your Shelby will be turned into what it should be. A deep muscle car sound is what you can expect from these bad boys!!!\u003c\/p\u003e\n\u003cp\u003eThe Kooks header kit comes complete with all necessary hardware and 02 extensions, and they must be paired with one of the available Kooks Midpipes.  Check out your options \u003ca href=\"https:\/\/www.lethalperformance.com\/shop-now\/vehicle-selector\/ford-svt-gt500-shelby\/2013-2014-shelby-5-8-l-gt500\/2013-shelby-gt500-exhaust\/2013-shelby-gt500-midpipes\/kooks?limit=18\" target=\"_blank\"\u003eHERE.\u003c\/a\u003e \u003c\/p\u003e\n\u003cp\u003eIf you have any questions regarding any of Kooks exhaust products please feel to call your Lethal Performance Sales Associate today.\u003c\/p\u003e","brand":"Kooks","offers":[{"title":"Default Title","offer_id":48141322649858,"sku":"KOO-11422400","price":1826.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/3d39074d07b67806a03af00015fb719a_5.jpg?v=1784983479","url":"https:\/\/www.lethalperformance.com\/products\/kooks-shelby-gt500-1-7-8-long-tube-headers-w-3-collectors","provider":"Lethal Performance","version":"1.0","type":"link"}