{"product":{"id":11350219129174,"title":"Kooks Pontiac GTO LS2 Connection Pipes (2005-2006)","body_html":"\u003ch2\u003eKeep your GTO rear exhaust and fit long tube headers\u003c\/h2\u003e\u003cp\u003eThese Kooks connections make the front exhaust choice straightforward on your 2005-2006 GTO. Both use a 3-inch header inlet and 3-inch OEM rear outlet, joining matching Kooks long tube headers to your LS2 car’s rear exhaust.\u003c\/p\u003e\u003cp\u003eSKUs: 24123100, 24123200\u003c\/p\u003e\u003ch2\u003eTwo catalyst choices\u003c\/h2\u003e\u003cp\u003e24123100 is the uncatted Competition version.\u003c\/p\u003e\u003cp\u003e24123200 uses Performance cats for naturally aspirated use and is not recommended for forced induction.\u003c\/p\u003e\u003ch2\u003eMade for the later LS2 GTO\u003c\/h2\u003e\u003cp\u003eThe 3-inch OEM rear outlet distinguishes these pipes from the 2004 LS1 version. Fit the header and connection assembly together, with the joints aligned and the O2 wiring clear of the exhaust.\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\u003e24123100\u003c\/td\u003e\n\u003ctd\u003eCat Type: Comp. Only\u003c\/td\u003e\n\u003ctd\u003e3-inch inlet x 3-inch OEM outlet; uncatted Competition\u003c\/td\u003e\n\u003ctd\u003e2005-2006 LS2 6.0L; Kooks headers; 3-inch OEM rear connection; Uncatted Competition version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24123200\u003c\/td\u003e\n\u003ctd\u003eCat Type: Performance Cats\u003c\/td\u003e\n\u003ctd\u003e3-inch inlet x 3-inch OEM outlet; Performance cats; naturally aspirated only\u003c\/td\u003e\n\u003ctd\u003e2005-2006 LS2 6.0L; Kooks headers; 3-inch OEM rear connection; Performance cats: naturally aspirated only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eMatching products\u003c\/h2\u003e\u003cp\u003eUse the \u003ca href=\"https:\/\/hooniesadrenaline.co.uk\/products\/kooks-24102400?variant=55646911365462\"\u003eGTO long tube headers\u003c\/a\u003e for the 2005-2006 LS2 6.0 installation with these connection pipes.\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\u003e2005-2006\u003c\/td\u003e\n\u003ctd\u003ePontiac GTO Base\u003c\/td\u003e\n\u003ctd\u003e6.0L V8\u003c\/td\u003e\n\u003ctd\u003e24123100\u003c\/td\u003e\n\u003ctd\u003e2005-2006 LS2 6.0L; Kooks headers; 3-inch OEM rear connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\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\u003e24123200\u003c\/td\u003e\n\u003ctd\u003e2005-2006 LS2 6.0L; Kooks headers; 3-inch OEM rear connection; Performance cats: naturally aspirated only\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\u003e24123100, 24123200\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\u003ePipe diameters\u003c\/td\u003e\n\u003ctd\u003e3-inch inlet x 3-inch OEM outlet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24123100 catalyst choice\u003c\/td\u003e\n\u003ctd\u003eUncatted Competition version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24123200 catalyst choice\u003c\/td\u003e\n\u003ctd\u003ePerformance-catted; naturally aspirated only; not recommended for forced induction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired headers\u003c\/td\u003e\n\u003ctd\u003eKooks long tube headers\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\u003eAre the rear outlets the same on both options?\u003c\/h3\u003e\u003cp\u003eYes. Both 24123100 and 24123200 have a 3-inch inlet and 3-inch OEM rear outlet for the 2005-2006 LS2 GTO.\u003c\/p\u003e\u003ch3\u003eWhich version is suitable for a naturally aspirated catted build?\u003c\/h3\u003e\u003cp\u003e24123200 is the Performance-catted option for naturally aspirated use. It is not recommended for forced induction.\u003c\/p\u003e\u003ch2\u003eIntended use\u003c\/h2\u003e\u003cp\u003e24123100, 24123200: Competition, off-road and track use only. Not for use on public roads.\u003c\/p\u003e\u003cp\u003eThe competition-use waiver applies to 24123100.\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 Pipes","created_at":"2026-10-08T10:41:49+01:00","handle":"kooks-2005-2006-pontiac-gto-connection-pipes","updated_at":"2026-10-11T14:09:53+01:00","published_at":"2026-10-09T13:36:13+01:00","template_suffix":null,"published_scope":"global","tags":"brand:kooks, cat:exhausts, dept:performance-parts, fits:pontiac-gto, make:pontiac, type:exhaust-pipe","variants":[{"id":55646912184662,"product_id":11350219129174,"title":"Comp. Only","price":"1130.46","sku":"24123100","position":1,"compare_at_price":"","fulfillment_service":"manual","inventory_management":null,"option1":"Comp. Only","option2":null,"option3":null,"created_at":"2026-10-08T10:41:49+01:00","updated_at":"2026-10-11T14:09:53+01:00","taxable":true,"barcode":"842422149864","grams":7257,"image_id":null,"weight":7.257,"weight_unit":"kg","requires_shipping":true,"quantity_rule":{"min":1,"max":null,"increment":1},"price_currency":"GBP","compare_at_price_currency":"","quantity_price_breaks":[]},{"id":55646912217430,"product_id":11350219129174,"title":"Performance Cats","price":"1414.45","sku":"24123200","position":2,"compare_at_price":"","fulfillment_service":"manual","inventory_management":null,"option1":"Performance Cats","option2":null,"option3":null,"created_at":"2026-10-08T10:41:49+01:00","updated_at":"2026-10-11T14:09:53+01:00","taxable":true,"barcode":"842422141295","grams":10433,"image_id":null,"weight":10.433,"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":14512403284310,"product_id":11350219129174,"name":"Cat Type","position":1,"values":["Comp. 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