{"product_id":"kooks-2005-2010-ford-mustang-gt-4-6l-headers-6d45b1fd","title":"Kooks Mustang GT 4.6 Manual Headers (2005-2010) | 11312000","description":"\u003ch2\u003eA header upgrade for your manual Mustang GT\u003c\/h2\u003e\u003cp\u003eEnjoy the 4.6-litre V8 with a purpose-made Kooks long tube header. 11312000 uses 1-5\/8-inch primaries and 2-1\/2-inch collectors for the listed 2005-2010 Mustang GT 3V application.\u003c\/p\u003e\u003cp\u003eSKU: 11312000\u003c\/p\u003e\u003ch2\u003eThe fitting parts and gearbox choice\u003c\/h2\u003e\u003cp\u003eThe 16-gauge 304 stainless headers use 3\/8-inch laser-cut round-port flanges with the factory bolt pattern. All header fitting hardware is included. For an automatic installation, add two CAS-109014 O2 extensions, purchased separately. The mandrel-bent primaries retain their shape through the bends, with routing made for the specified installation.\u003c\/p\u003e\u003ch2\u003eChoose the matching crossover\u003c\/h2\u003e\u003cp\u003eUse a Kooks X-pipe or H-pipe with 2-1\/2-inch header inlets. Professional fitting allows access around the supported engine, K-member and steering shaft, followed by alignment of the complete exhaust.\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 headers, complete exhaust and fuel. \u003ca href=\"https:\/\/hooniesadrenaline.co.uk\/pages\/contact\"\u003eTalk to us\u003c\/a\u003e to discuss tuning for your vehicle and the parts you are fitting.\u003c\/p\u003e\u003ch2\u003eMatching products\u003c\/h2\u003e\u003cp\u003eUse the \u003ca href=\"https:\/\/hooniesadrenaline.co.uk\/products\/kooks-2005-2010-ford-mustang-gt-4-6l-connection-pipes?variant=55646893572438\"\u003e2-1\/2-inch-inlet Mustang GT X-pipe\u003c\/a\u003e for the 2005-2010 GT 4.6 installation, choosing the 2-1\/2-inch header-inlet version to match 11312000.\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\n\u003ctr\u003e\n\u003ctd\u003e2005-2010\u003c\/td\u003e\n\u003ctd\u003eFord Mustang GT\u003c\/td\u003e\n\u003ctd\u003e4.6L V8\u003c\/td\u003e\n\u003ctd\u003e11312000\u003c\/td\u003e\n\u003ctd\u003eManual gearbox; automatic fitting requires two separate CAS-109014 extensions; 2-1\/2-inch-inlet crossover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2008\u003c\/td\u003e\n\u003ctd\u003eFord Mustang Shelby GT\u003c\/td\u003e\n\u003ctd\u003e4.6L V8\u003c\/td\u003e\n\u003ctd\u003e11312000\u003c\/td\u003e\n\u003ctd\u003eManual gearbox; automatic fitting requires two separate CAS-109014 extensions; 2-1\/2-inch-inlet crossover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2008-2009\u003c\/td\u003e\n\u003ctd\u003eFord Mustang Bullitt\u003c\/td\u003e\n\u003ctd\u003e4.6L V8\u003c\/td\u003e\n\u003ctd\u003e11312000\u003c\/td\u003e\n\u003ctd\u003eManual gearbox; automatic fitting requires two separate CAS-109014 extensions; 2-1\/2-inch-inlet crossover\u003c\/td\u003e\n\u003c\/tr\u003e\n\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\u003e11312000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003e2005-2010 Mustang GT 4.6L 3V; manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeader primary diameter\u003c\/td\u003e\n\u003ctd\u003e1-5\/8-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector diameter\u003c\/td\u003e\n\u003ctd\u003e2-1\/2-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003e16-gauge tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlanges\u003c\/td\u003e\n\u003ctd\u003e3\/8-inch laser-cut; round ports; factory bolt pattern\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003ctd\u003eAll header fitting hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAutomatic installation\u003c\/td\u003e\n\u003ctd\u003eTwo extra CAS-109014 O2 extensions required; purchased separately\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired exhaust parts\u003c\/td\u003e\n\u003ctd\u003eMatching Kooks X-pipe or H-pipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary construction\u003c\/td\u003e\n\u003ctd\u003eMandrel-bent primaries\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\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003e11312000; Header Size: 1-5\/8\" x 2-1\/2\"; Transmission Type: Manual\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\u003eCan this manual version be used on an automatic?\u003c\/h3\u003e\u003cp\u003eIt can, with two additional CAS-109014 O2 extensions purchased separately. The separate automatic header product is also available.\u003c\/p\u003e\u003ch3\u003eWhat crossover inlet diameter is required?\u003c\/h3\u003e\u003cp\u003eUse the matching 2-1\/2-inch header-inlet Kooks X-pipe or H-pipe.\u003c\/p\u003e\u003ch2\u003eIntended use\u003c\/h2\u003e\u003cp\u003e11312000: Competition, off-road and track use only. Not for use on public roads.\u003c\/p\u003e\u003cp\u003eThe competition-use waiver applies to 11312000.\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":"1-5\/8\" x 2-1\/2\" \/ Manual","offer_id":55646892720470,"sku":"11312000","price":1217.07,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/2b10e9e1c8f3543c35ce7b95053a76a2_34d197db-70bc-4b35-86f9-16eb19d4ba48.jpg?v=1791452465","url":"https:\/\/hooniesadrenaline.co.uk\/products\/kooks-2005-2010-ford-mustang-gt-4-6l-headers-6d45b1fd","provider":"Hoonies Adrenaline","version":"1.0","type":"link"}