{"product_id":"kooks-2015-2026-ford-mustang-connection-adapters-80bb14c1","title":"Kooks Shelby GT350 OEM Exhaust Adapters (2016-2020)","description":"\u003ch2\u003eKeep your GT350 rear exhaust with Kooks headers\u003c\/h2\u003e\u003cp\u003eJoin your Kooks header-and-connection exhaust to the OEM GT350 rear system with these 304 stainless adapters. The 3-inch x 2-1\/2-inch interface is specific to the stated 2016-2020 GT350 \/ GT350R 5.2 application.\u003c\/p\u003e\u003cp\u003eSKUs: 11513020, 11513020-2\u003c\/p\u003e\u003ch2\u003eChoose a single replacement or a pair\u003c\/h2\u003e\u003cp\u003e11513020 is one adapter and two are required per car. 11513020-2 is the pair, so one order provides both adapters. Fitting clamps are purchased separately.\u003c\/p\u003e\u003ch2\u003eMatch the rear exhaust interface\u003c\/h2\u003e\u003cp\u003eThese adapters connect the matching Kooks long tube headers and connection pipes to the OEM GT350 rear exhaust. Some aftermarket Borla or Corsa systems may require trimming; have your installer assess the actual rear system before fitting.\u003c\/p\u003e\u003ch2\u003eChoose your configuration\u003c\/h2\u003e\u003cdiv class=\"table-scroll\"\u003e\u003ctable class=\"variant-comparison\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSKU\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eConfiguration\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eSupplied arrangement\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eFitting \/ engine conditions\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e11513020\u003c\/td\u003e\n\u003ctd\u003eAdapter Size: 3\" x 2-1\/2\" (GT350); Quantity: Single\u003c\/td\u003e\n\u003ctd\u003eOne 3-inch x 2-1\/2-inch adapter; two per car; clamps separate\u003c\/td\u003e\n\u003ctd\u003eGT350 OEM rear exhaust; Kooks headers \/ connections; two adapters per car; clamps separate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11513020-2\u003c\/td\u003e\n\u003ctd\u003eAdapter Size: 3\" x 2-1\/2\" (GT350); Quantity: Pair\u003c\/td\u003e\n\u003ctd\u003ePair of 3-inch x 2-1\/2-inch adapters; one pair per car; clamps separate\u003c\/td\u003e\n\u003ctd\u003eGT350 OEM rear exhaust; Kooks headers \/ connections; two adapters per car; clamps separate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\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\u003e2016-2020\u003c\/td\u003e\n\u003ctd\u003eFord Mustang Shelby GT350\u003c\/td\u003e\n\u003ctd\u003e5.2L V8\u003c\/td\u003e\n\u003ctd\u003e11513020, 11513020-2\u003c\/td\u003e\n\u003ctd\u003eGT350 OEM rear exhaust; Kooks headers \/ connections; two adapters per car; clamps separate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2016-2020\u003c\/td\u003e\n\u003ctd\u003eFord Mustang Shelby GT350R\u003c\/td\u003e\n\u003ctd\u003e5.2L V8\u003c\/td\u003e\n\u003ctd\u003e11513020, 11513020-2\u003c\/td\u003e\n\u003ctd\u003eGT350 OEM rear exhaust; Kooks headers \/ connections; two adapters per car; clamps separate\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\u003eSKUs\u003c\/td\u003e\n\u003ctd\u003e11513020, 11513020-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003e2016-2020 Shelby GT350 \/ GT350R 5.2L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdapter diameters\u003c\/td\u003e\n\u003ctd\u003e3-inch x 2-1\/2-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11513020 quantity\u003c\/td\u003e\n\u003ctd\u003eSingle adapter; two required per car\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11513020-2 quantity\u003c\/td\u003e\n\u003ctd\u003ePair; one pair adapts both pipes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClamps\u003c\/td\u003e\n\u003ctd\u003ePurchased separately\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired front parts\u003c\/td\u003e\n\u003ctd\u003eKooks long tube headers and connection pipes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear connection\u003c\/td\u003e\n\u003ctd\u003eOEM GT350 exhaust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAftermarket exhaust fitting\u003c\/td\u003e\n\u003ctd\u003eTrimming may be required with some Borla \/ Corsa systems\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\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eHow many adapters do I need?\u003c\/h3\u003e\u003cp\u003eTwo per car. Choose two single 11513020 adapters or one pair under 11513020-2.\u003c\/p\u003e\u003ch3\u003eWill these fit the OEM exhaust on a GT 5.0?\u003c\/h3\u003e\u003cp\u003eThese are the GT350 \/ GT350R OEM-interface adapters. The standard GT 5.0 uses a different adapter product.\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":"3\" x 2-1\/2\" (GT350) \/ Single","offer_id":55646902976854,"sku":"11513020","price":75.29,"currency_code":"GBP","in_stock":true},{"title":"3\" x 2-1\/2\" (GT350) \/ Pair","offer_id":55646903009622,"sku":"11513020-2","price":150.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/0f6968d2ad301b42d6d3924d660d74b6_448c896a-7a29-469e-a19a-432cfde5068d.png?v=1791452493","url":"https:\/\/hooniesadrenaline.co.uk\/products\/kooks-2015-2026-ford-mustang-connection-adapters-80bb14c1","provider":"Hoonies Adrenaline","version":"1.0","type":"link"}