{"product":{"id":11350208840022,"title":"Kooks Mustang GT \/ GT500 3-inch Cat-Back (2011-2014) | 11404200","body_html":"\u003ch2\u003eEnjoy the V8 sound and polished finish on your Mustang\u003c\/h2\u003e\u003cp\u003eUpgrade the rear exhaust on your Mustang with Kooks 3\" tubing, polished oval mufflers and 4\" stainless tips. The 2-3\/4\" OEM front connection lets you use the factory exhaust or matching Kooks front components with the same outlet size.\u003c\/p\u003e\u003cp\u003eSKU: 11404200\u003c\/p\u003e\u003ch2\u003eA rear upgrade with two front routes\u003c\/h2\u003e\u003cp\u003eThe system fits the 2011-2014 GT 5.0 and 2011-2012 GT500 5.4 applications below. It connects to the OEM exhaust, or to a Kooks X-pipe \/ H-pipe with 2-3\/4\" outlets.\u003c\/p\u003e\u003ch2\u003eChoose for your Mustang\u003c\/h2\u003e\u003cp\u003eFor your 2011-2014 GT 5.0 or 2011-2012 GT500 5.4, this cat-back joins the OEM exhaust point using the original clamps. Match the front exhaust to the 2-3\/4-inch connection when choosing the complete system.\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\u003e2011-2014\u003c\/td\u003e\n\u003ctd\u003eFord Mustang GT\u003c\/td\u003e\n\u003ctd\u003e5.0L V8\u003c\/td\u003e\n\u003ctd\u003e11404200\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2012\u003c\/td\u003e\n\u003ctd\u003eFord Mustang Shelby GT500\u003c\/td\u003e\n\u003ctd\u003e5.4L V8\u003c\/td\u003e\n\u003ctd\u003e11404200\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2013\u003c\/td\u003e\n\u003ctd\u003eFord Mustang Boss 302\u003c\/td\u003e\n\u003ctd\u003e5.0L V8\u003c\/td\u003e\n\u003ctd\u003e11404200\u003c\/td\u003e\n\u003ctd\u003e\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\u003e11404200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003e2011-2014 Mustang GT 5.0; 2011-2012 GT500 5.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e304 stainless steel; mandrel-bent tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet \/ system diameter\u003c\/td\u003e\n\u003ctd\u003e2-3\/4\" \/ 3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMufflers \/ tips\u003c\/td\u003e\n\u003ctd\u003ePolished stainless oval mufflers; 4\" polished tips\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront routes\u003c\/td\u003e\n\u003ctd\u003eOEM exhaust or Kooks crossover with 2-3\/4\" outlets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClamps\u003c\/td\u003e\n\u003ctd\u003eOEM clamps reused, not included\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\u003eDo I need headers for this cat-back?\u003c\/h3\u003e\u003cp\u003eIt connects to the OEM exhaust, so you can start with the rear system.\u003c\/p\u003e\u003ch3\u003eWill it fit a 2013-2014 GT500?\u003c\/h3\u003e\u003cp\u003eThis SKU specifies the 2011-2012 5.4-litre GT500. The later 5.8-litre car has a separate rear arrangement.\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","vendor":"Kooks","product_type":"Exhaust Systems","created_at":"2026-10-08T10:41:10+01:00","handle":"kooks-11404200","updated_at":"2026-10-11T11:07:57+01:00","published_at":"2026-10-09T13:42:18+01:00","template_suffix":null,"published_scope":"global","tags":"brand:kooks, cat:exhausts, dept:performance-parts, fits:ford-mustang, make:ford, type:exhaust-system","variants":[{"id":55646896095574,"product_id":11350208840022,"title":"Default Title","price":"1641.65","sku":"11404200","position":1,"compare_at_price":"","fulfillment_service":"manual","inventory_management":null,"option1":"Default Title","option2":null,"option3":null,"created_at":"2026-10-08T10:41:10+01:00","updated_at":"2026-10-11T11:07:57+01:00","taxable":true,"barcode":"842422156329","grams":22680,"image_id":null,"weight":22.68,"weight_unit":"kg","requires_shipping":true,"quantity_rule":{"min":1,"max":null,"increment":1},"price_currency":"GBP","compare_at_price_currency":"","quantity_price_breaks":[]}],"options":[{"id":14512390701398,"product_id":11350208840022,"name":"Title","position":1,"values":["Default Title"]}],"images":[{"id":86449213735254,"product_id":11350208840022,"position":1,"created_at":"2026-10-08T10:41:10+01:00","updated_at":"2026-10-08T10:41:13+01:00","alt":"Kooks 3\" Cat-Back. 2011-2014 Mustang GT\/2011-2012 GT500 (Connects to OEM)","width":1500,"height":1500,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/f1243187233d5182f6b5501c76fe653a_de99fd4c-e600-4ab5-82ce-3b3cb35a946d.jpg?v=1791452473","variant_ids":[]}],"image":{"id":86449213735254,"product_id":11350208840022,"position":1,"created_at":"2026-10-08T10:41:10+01:00","updated_at":"2026-10-08T10:41:13+01:00","alt":"Kooks 3\" Cat-Back. 2011-2014 Mustang GT\/2011-2012 GT500 (Connects to OEM)","width":1500,"height":1500,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/f1243187233d5182f6b5501c76fe653a_de99fd4c-e600-4ab5-82ce-3b3cb35a946d.jpg?v=1791452473","variant_ids":[]}}}