{"product_id":"kooks-2412h420","title":"Kooks Pontiac GTO LS2 Header Kit (2005-2006) | 2412H420","description":"\u003ch2\u003eMake more of your LS2 GTO\u003c\/h2\u003e\u003cp\u003eUpgrade your 6.0-litre GTO with Kooks 1-7\/8\" stainless long tube headers and a matched Performance-catted front connection set. This package joins the 3\" OEM rear interface on the 2005-2006 LS2 car.\u003c\/p\u003e\u003cp\u003eSKU: 2412H420\u003c\/p\u003e\u003ch2\u003eA 3-inch rear connection for the LS2\u003c\/h2\u003e\u003cp\u003eThe headers use 3\" collectors and the supplied front pipes retain 3\" OEM rear outlets. That is the key connection difference from the 2004 LS1 package, which uses 2-1\/2\" outlets.\u003c\/p\u003e\u003cp\u003eInstallation requires removal of the original driver-side heat shield. The passenger-side shield does not need to be removed.\u003c\/p\u003e\u003ch2\u003eHeaders and front cats bought together\u003c\/h2\u003e\u003cp\u003eThe combined package gives you the headers and their matching catted connections for a naturally aspirated LS2. Keep a rear exhaust using the factory interface, or pair it with a compatible rear system when planning a larger exhaust change.\u003c\/p\u003e\u003ch2\u003eTuning for your exhaust upgrade\u003c\/h2\u003e\u003cp\u003eWe recommend tuning with every header installation so the calibration suits your new headers, complete exhaust and fuel. \u003ca href=\"https:\/\/hooniesadrenaline.co.uk\/pages\/contact\"\u003eContact us\u003c\/a\u003e to discuss the right tuning route for your vehicle.\u003c\/p\u003e\u003ch2\u003eMatching products\u003c\/h2\u003e\u003cp\u003eComplete the rear of your LS2 exhaust with the \u003ca href=\"https:\/\/hooniesadrenaline.co.uk\/products\/kooks-24124200?variant=55646913495382\"\u003e2005-2006 GTO 3-inch cat-back\u003c\/a\u003e if you want the rear system and polished tips as well.\u003c\/p\u003e\u003ch2\u003eVehicle fitment\u003c\/h2\u003e\u003cdiv class=\"table-scroll\"\u003e\u003ctable class=\"vehicle-fitment\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eYears\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eVehicle \/ trim\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eEngine\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eApplicable SKU\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eFitting conditions\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e2005-2006\u003c\/td\u003e\n\u003ctd\u003ePontiac GTO Base\u003c\/td\u003e\n\u003ctd\u003e6.0L V8\u003c\/td\u003e\n\u003ctd\u003e2412H420\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cdiv class=\"table-scroll\"\u003e\u003ctable class=\"technical-specifications\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSpecification\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003e2412H420\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003e2005-2006 Pontiac GTO LS2 6.0L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e304 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeaders\u003c\/td\u003e\n\u003ctd\u003e1-7\/8\" primaries; 3\" collectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnections\u003c\/td\u003e\n\u003ctd\u003ePerformance-catted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear outlet\u003c\/td\u003e\n\u003ctd\u003e3\" OEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalyst condition\u003c\/td\u003e\n\u003ctd\u003eNaturally aspirated only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting change\u003c\/td\u003e\n\u003ctd\u003eOriginal driver-side heat shield removed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eDoes this use the 2004 GTO rear outlet size?\u003c\/h3\u003e\u003cp\u003eThe LS2 kit has 3\" OEM outlets. The 2004 LS1 kit has 2-1\/2\" outlets.\u003c\/p\u003e\u003ch3\u003eCan I use the supplied cats with a supercharger?\u003c\/h3\u003e\u003cp\u003ePerformance cats are specified for naturally aspirated engines. Choose a forced-induction catalyst arrangement for a supercharged build.\u003c\/p\u003e\u003ch2\u003eIntended use\u003c\/h2\u003e\u003cp\u003eCompetition, off-road and track use only. Not for use on public roads.\u003c\/p\u003e\u003ch2\u003eOrdering and delivery\u003c\/h2\u003e\u003cp\u003eEstimated lead time is 4-6 weeks. Delivery may be faster depending on stock levels. Shipping is charged separately.\u003c\/p\u003e","brand":"Kooks","offers":[{"title":"Default Title","offer_id":55646913659222,"sku":"2412H420","price":2790.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/e438ffb42ad74d08c6ccea72b48048e4_0a61c7d9-169d-4c02-b697-03e9aba3b0fa.jpg?v=1791452513","url":"https:\/\/hooniesadrenaline.co.uk\/products\/kooks-2412h420","provider":"Hoonies Adrenaline","version":"1.0","type":"link"}