{"product":{"id":11350213591382,"title":"Kooks Hellcat 2-inch GREEN Header and OEM Connection Kit | 3103H630","body_html":"\u003ch2\u003eMake more of your Hellcat with a matched Kooks upgrade\u003c\/h2\u003e\u003cp\u003ePair 2\" Kooks long tube headers with GREEN catted front connections for your supercharged Charger or Challenger Hellcat. The kit joins the 2-3\/4\" OEM rear interface, giving you a matched front system while leaving your favourite rear exhaust in place.\u003c\/p\u003e\u003cp\u003eSKU: 3103H630\u003c\/p\u003e\u003ch2\u003eA complete header-and-connection purchase\u003c\/h2\u003e\u003cp\u003eThe 2\" primary tubing leads into 3\" collectors and the supplied GREEN pipes. The 2-3\/4\" rear outlet is the factory-style connection for this package. Choose the kit around the rear exhaust you are actually using, especially if it has been changed before.\u003c\/p\u003e\u003ch2\u003eGREEN cats for your supercharged HEMI\u003c\/h2\u003e\u003cp\u003eThe GREEN cats suit the supercharged engine, and the OEM outlets join your factory-style rear exhaust. This kit supplies the headers and front connections together. Choose the H.O. GREEN or full 3\"-outlet package if that is the catalyst or rear connection your build needs.\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\u003eFor a 2015-2020 Challenger Hellcat, add the \u003ca href=\"https:\/\/hooniesadrenaline.co.uk\/products\/kooks-31634220?variant=55646903992662\"\u003eKooks Hellcat cat-back\u003c\/a\u003e if you want to replace the rear system as well. Its 2-3\/4\" inlet matches this OEM-outlet front package.\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\u003e2015-2022\u003c\/td\u003e\n\u003ctd\u003eDodge Challenger SRT Hellcat\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2022\u003c\/td\u003e\n\u003ctd\u003eDodge Challenger SRT Hellcat Widebody\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018\u003c\/td\u003e\n\u003ctd\u003eDodge Challenger SRT Demon\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2022\u003c\/td\u003e\n\u003ctd\u003eDodge Challenger SRT Hellcat Redeye Widebody\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2022\u003c\/td\u003e\n\u003ctd\u003eDodge Challenger SRT Hellcat Redeye\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023\u003c\/td\u003e\n\u003ctd\u003eDodge Challenger SRT Hellcat Redeye Widebody Jailbreak\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023\u003c\/td\u003e\n\u003ctd\u003eDodge Challenger SRT Hellcat Widebody Jailbreak\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023\u003c\/td\u003e\n\u003ctd\u003eDodge Challenger SRT Hellcat Jailbreak\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023\u003c\/td\u003e\n\u003ctd\u003eDodge Challenger SRT Hellcat Redeye Jailbreak\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2020\u003c\/td\u003e\n\u003ctd\u003eDodge Charger SRT Hellcat\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021-2023\u003c\/td\u003e\n\u003ctd\u003eDodge Charger SRT Hellcat Redeye Widebody\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021-2023\u003c\/td\u003e\n\u003ctd\u003eDodge Charger SRT Hellcat Widebody\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e3103H630\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\u003e3103H630\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eCharger \/ Challenger Hellcat 6.2L; retained trim\/year table\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\u003e2\" primaries; 3\" collectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnections\u003c\/td\u003e\n\u003ctd\u003eGREEN catted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear outlet\u003c\/td\u003e\n\u003ctd\u003e2-3\/4\" OEM interface\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\u003eIs this the H.O. GREEN kit?\u003c\/h3\u003e\u003cp\u003eThis package uses GREEN cats. The H.O. GREEN kits are separate configurations.\u003c\/p\u003e\u003ch3\u003eAre the connection pipes included?\u003c\/h3\u003e\u003cp\u003eYes. The kit includes the GREEN catted front pipes for its 2\" headers.\u003c\/p\u003e\u003ch3\u003eDo you recommend tuning with these headers?\u003c\/h3\u003e\u003cp\u003eWe recommend tuning with every header installation. \u003ca href=\"https:\/\/hooniesadrenaline.co.uk\/pages\/contact\"\u003eTalk to us\u003c\/a\u003e about calibration for your vehicle, exhaust and other modifications.\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":"Header Kits","created_at":"2026-10-08T10:41:26+01:00","handle":"kooks-2009-2023-dodge-charger-challenger-header-conn-kits-d1937168","updated_at":"2026-10-11T19:15:22+01:00","published_at":"2026-10-09T13:39:49+01:00","template_suffix":null,"published_scope":"global","tags":"brand:kooks, cat:exhausts, dept:performance-parts, fits:dodge-challenger, fits:dodge-charger, make:dodge, type:header-kit","variants":[{"id":55646902288726,"product_id":11350213591382,"title":"6.2L Hellcat \/ 2\" \/ GREEN Cats","price":"3700.94","sku":"3103H630","position":1,"compare_at_price":"","fulfillment_service":"manual","inventory_management":null,"option1":"6.2L Hellcat","option2":"2\"","option3":"GREEN 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