{"title":"Pontiac GTO 2004-06 Exhaust Systems","description":"\u003cp\u003eExhaust Systems for the 2004-06 Pontiac GTO: axle-back mufflers, full cat-back systems, downpipes and front pipes, mid-pipes, valve simulators and muffler deletes in T304 stainless, with chrome, black and carbon tip options. Exhaust is the one upgrade you hear every single drive. Everything on this page is confirmed for GTO fitment.\u003c\/p\u003e\n\u003cp\u003eThe 2005 update added the twin hood scoops and moved to a split dual exhaust with a revised rear valance, so hoods, rear bumper pieces and exhaust are sold 2004 or 2005-06. Doors, decklid, front fascia and interior are shared across all three years. This page covers GTO (LS1) and GTO (LS2); each listing states the exact trims and model years it fits.\u003c\/p\u003e\n\u003cp\u003eMaterials run T304 stainless steel. Systems are mandrel-bent and TIG-welded; each listing states resonated or non-resonated and the tip finish.\u003c\/p\u003e\n\u003ch3\u003eFrequently asked\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill I get drone at highway speed?\u003c\/strong\u003e Resonated systems here are tuned to stay quiet at cruise and open up under throttle. Non-resonated and muffler-delete options are louder throughout and say so.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a tune?\u003c\/strong\u003e Axle-back and cat-back systems are bolt-on with no tune required. Downpipes and header changes are the only ones that may need one — each listing states it.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/pontiac-gto\"\u003e2004-06 GTO parts\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"04-06-pontiac-muffler-delete-axle-back-dual-tips-exhaust","title":"2005-06 Pontiac GTO Muffler Delete Axle Back Dual Tips Exhaust","description":"\u003ch4\u003e2005-06 Pontiac T-304 Muffler Delete Axle Back Dual Black Tips Exhaust\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003eFits all 2005-06 Pontiac GTO models. This axle-back exhaust system features dual black tips with an anodized silver finish and is crafted from premium T-304 stainless steel for bold performance sound.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVEHICLE TYPE: \u003c\/strong\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003eFor ALL 2005-06 Pontiac GTO Models\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE: \u003c\/strong\u003eAxle-Back\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSURFACE FINISH:\u003c\/strong\u003e Anodized Silver\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMATERIAL: \u003c\/strong\u003eT-304 Stainless Steel\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE INCLUDED: \u003c\/strong\u003e05-06 Pontiac T-304 Muffler Delete Axle Back Dual Black Tips Exhaust\u003c\/p\u003e","brand":"Extreme Online Store","offers":[{"title":"Anodized Silver","offer_id":46825389818026,"sku":"EXT-MD083","price":259.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1910\/0467\/files\/CP2NW_139e9e12-9dd5-498d-ba2d-ac7bf0cb6a10.jpg?v=1747685275"},{"product_id":"04-06-pontiac-t-304-muffler-delete-axle-back-dual-black-tips-exhaust","title":"2005-06 Pontiac GTO T-304 Muffler Delete Axle Back Dual Black Tips Exhaust","description":"\u003ch4\u003e2005-06 Pontiac T-304 Muffler Delete Axle Back Dual Black Tips Exhaust\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003eFits all 2005-06 Pontiac GTO models. This axle-back exhaust system features dual black tips with an anodized silver finish and is crafted from premium T-304 stainless steel for bold performance sound.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVEHICLE TYPE: \u003c\/strong\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003eFor ALL 2005-06 Pontiac GTO Models\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE: \u003c\/strong\u003eAxle-Back\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSURFACE FINISH:\u003c\/strong\u003e Anodized Silver\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMATERIAL: \u003c\/strong\u003eT-304 Stainless Steel\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE INCLUDED: \u003c\/strong\u003e05-06 Pontiac T-304 Muffler Delete Axle Back Dual Black Tips Exhaust\u003c\/p\u003e","brand":"Extreme Online Store","offers":[{"title":"Anodized Silver","offer_id":46825390801066,"sku":"EXT-MD083-BLK","price":289.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1910\/0467\/files\/CP2NW_30d8f705-0b85-4f70-988c-ba0bd2dcde42.jpg?v=1747686034"},{"product_id":"2004-2006-pontiac-gto-3-long-tube-headers","title":"2004-2006 Pontiac GTO 3\" Long Tube Headers","description":"\u003ch4\u003e2004-2006 Pontiac GTO 3\" Long Tube Headers\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003carticle class=\"text-token-text-primary w-full\" dir=\"auto\" data-testid=\"conversation-turn-77\" data-scroll-anchor=\"false\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto py-5 [--thread-content-margin:--spacing(4)] @[37rem]:[--thread-content-margin:--spacing(6)] @[72rem]:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:32rem] @[34rem]:[--thread-content-max-width:40rem] @[64rem]:[--thread-content-max-width:48rem] mx-auto flex max-w-(--thread-content-max-width) flex-1 text-base gap-4 md:gap-5 lg:gap-6 group\/turn-messages focus-visible:outline-hidden\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"group\/conversation-turn relative flex w-full min-w-0 flex-col\"\u003e\n\u003cdiv class=\"relative flex-col gap-1 md:gap-3\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"user\" data-message-id=\"58af135d-5c82-4d3b-abfc-f59b41060681\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-5\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden items-end rtl:items-start\"\u003e\n\u003cdiv class=\"relative max-w-[var(--user-chat-width,70%)] bg-token-message-surface rounded-3xl px-5 py-2.5\"\u003e\n\u003cdiv class=\"whitespace-pre-wrap\"\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003eFits \u003ca href=\"https:\/\/eosexhaust.com\/products\/2004-2006-pontiac-gto-3-long-tube-headers?_pos=1\u0026amp;_sid=7d49e8b2f\u0026amp;_ss=r\"\u003e2004–2006 Pontiac GTO LS1\/LS2 5.7L\/6.0L\u003c\/a\u003e models. Includes 3\" long tube performance headers made from T-304 stainless steel with an anodized silver finish for enhanced durability.\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003cp\u003e\u003cstrong\u003eVEHICLE TYPE: \u003c\/strong\u003e\u003ca href=\"https:\/\/eosexhaust.com\/products\/2004-2006-pontiac-gto-3-long-tube-headers?_pos=1\u0026amp;_sid=7d49e8b2f\u0026amp;_ss=r\"\u003e2004-2006 Pontiac GTO LS1\/ LS2 5.7L\/ 6.0L\u003c\/a\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE: \u003c\/strong\u003eLong Tube Performance Headers\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSURFACE FINISH: \u003c\/strong\u003eAnodized Silver\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMATERIAL: \u003c\/strong\u003eT-304 Stainless Steel\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE INCLUDED: \u003c\/strong\u003e\u003ca href=\"https:\/\/eosexhaust.com\/products\/2004-2006-pontiac-gto-3-long-tube-headers?_pos=1\u0026amp;_sid=7d49e8b2f\u0026amp;_ss=r\"\u003e2004-2006 Pontiac\u003c\/a\u003e GTO 3\" Long Tube Headers\u003c\/p\u003e","brand":"Extreme Online Store","offers":[{"title":"Anodized Silver","offer_id":47247345844394,"sku":"EXT-HD087","price":329.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1910\/0467\/files\/IMG_6019_a7c9c878-d313-44a5-97b4-9d54087dcf63.jpg?v=1761689725"},{"product_id":"2004-2006-pontiac-gto-6-0l-3-catless-downpipe","title":"2005-2006 Pontiac GTO 6.0L 3\" Catless Downpipe","description":"\u003ch4\u003e2004-2006 Pontiac GTO 6.0L 3\" Catless Downpipe\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003carticle class=\"text-token-text-primary w-full\" dir=\"auto\" data-testid=\"conversation-turn-77\" data-scroll-anchor=\"false\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto py-5 [--thread-content-margin:--spacing(4)] @[37rem]:[--thread-content-margin:--spacing(6)] @[72rem]:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:32rem] @[34rem]:[--thread-content-max-width:40rem] @[64rem]:[--thread-content-max-width:48rem] mx-auto flex max-w-(--thread-content-max-width) flex-1 text-base gap-4 md:gap-5 lg:gap-6 group\/turn-messages focus-visible:outline-hidden\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"group\/conversation-turn relative flex w-full min-w-0 flex-col\"\u003e\n\u003cdiv class=\"relative flex-col gap-1 md:gap-3\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"user\" data-message-id=\"58af135d-5c82-4d3b-abfc-f59b41060681\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-5\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden items-end rtl:items-start\"\u003e\n\u003cdiv class=\"relative max-w-[var(--user-chat-width,70%)] bg-token-message-surface rounded-3xl px-5 py-2.5\"\u003e\n\u003cdiv class=\"whitespace-pre-wrap\"\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003eUnleash raw performance on your 2004–2006 Pontiac GTO with this 3\" catless downpipe. Made from T-304 stainless steel with a brushed silver finish for improved exhaust flow and aggressive tone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003cp\u003e\u003cstrong\u003eVEHICLE TYPE: \u003c\/strong\u003e2004-2006 Pontiac GTO\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE: \u003c\/strong\u003eCatless Downpipe\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSURFACE FINISH: \u003c\/strong\u003eBrushed Silver\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMATERIAL: \u003c\/strong\u003eT-304 Stainless Steel\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDIAMETER:\u003c\/strong\u003e\u003cspan\u003e 3 Inches\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE INCLUDED: \u003c\/strong\u003e2004-2006 Pontiac GTO 6.0L 3\" Catless Downpipe\u003c\/p\u003e","brand":"EOS Exhaust","offers":[{"title":"Brushed Silver","offer_id":47250616713386,"sku":"EXT-DP088","price":199.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1910\/0467\/files\/IMG_5900.jpg?v=1761689991"},{"product_id":"2004-2006-pontiac-gto-downpipe-header-exhaust","title":"2004-2006 Pontiac GTO Downpipe \u0026 Header Exhaust","description":"\u003ch4\u003e\n\u003ca href=\"https:\/\/extremeonlinestore.com\/search?type=product\u0026amp;options[prefix]=last\u0026amp;q=pontiac*\"\u003e2004-2006 Pontiac GTO\u003c\/a\u003e Downpipe \u0026amp; Header Exhaust\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003carticle class=\"text-token-text-primary w-full\" dir=\"auto\" data-testid=\"conversation-turn-77\" data-scroll-anchor=\"false\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto py-5 [--thread-content-margin:--spacing(4)] @[37rem]:[--thread-content-margin:--spacing(6)] @[72rem]:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:32rem] @[34rem]:[--thread-content-max-width:40rem] @[64rem]:[--thread-content-max-width:48rem] mx-auto flex max-w-(--thread-content-max-width) flex-1 text-base gap-4 md:gap-5 lg:gap-6 group\/turn-messages focus-visible:outline-hidden\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"group\/conversation-turn relative flex w-full min-w-0 flex-col\"\u003e\n\u003cdiv class=\"relative flex-col gap-1 md:gap-3\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"user\" data-message-id=\"58af135d-5c82-4d3b-abfc-f59b41060681\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-5\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden items-end rtl:items-start\"\u003e\n\u003cdiv class=\"relative max-w-[var(--user-chat-width,70%)] bg-token-message-surface rounded-3xl px-5 py-2.5\"\u003e\n\u003cdiv class=\"whitespace-pre-wrap\"\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003eFits \u003ca href=\"https:\/\/extremeonlinestore.com\/search?type=product\u0026amp;options[prefix]=last\u0026amp;q=pontiac*\"\u003e2004–2006 Pontiac GTO.\u003c\/a\u003e This catless downpipe and long tube header package features a brushed silver finish, made from durable T-304 stainless steel. Includes complete downpipe and header exhaust system for improved performance and sound.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003eVEHICLE TYPE: \u003c\/strong\u003e\u003ca href=\"https:\/\/extremeonlinestore.com\/search?type=product\u0026amp;options[prefix]=last\u0026amp;q=pontiac*\"\u003e2004-2006 Pontiac GTO\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE: \u003c\/strong\u003e\u003cspan\u003eCatless Downpipe \u0026amp; Long Tube Header\u003c\/span\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSURFACE FINISH: \u003c\/strong\u003eBrushed Silver\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMATERIAL: \u003c\/strong\u003eT-304 Stainless Steel\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePACKAGE INCLUDED: \u003c\/strong\u003e\u003ca href=\"https:\/\/extremeonlinestore.com\/search?type=product\u0026amp;options[prefix]=last\u0026amp;q=pontiac*\"\u003e2004-2006 Pontiac GTO\u003c\/a\u003e Downpipe \u0026amp; Header Exhaust\u003c\/p\u003e","brand":"EOS Exhaust","offers":[{"title":"Brushed Silver","offer_id":47571960791210,"sku":"EXT-HD087_EXT-DP088","price":519.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1910\/0467\/files\/IMG_6019.jpg?v=1761688462"},{"product_id":"05-06-pontiac-gto-t-304-straight-through-mid-pipe-x-cross-exhaust-system","title":"2005-06 Pontiac GTO | T-304 Straight-Through Mid Pipe X Cross Exhaust System","description":"\u003ch5 data-end=\"1179\" data-start=\"179\"\u003e\u003cstrong data-end=\"199\" data-start=\"179\"\u003eProduct Overview\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp data-end=\"1179\" data-start=\"179\"\u003eUpgrade your 2005-2006 Pontiac GTO with the T-304 Straight-Through Mid Pipe X Cross Exhaust System, engineered for enthusiasts seeking maximum performance and aggressive exhaust tones. Crafted from premium T-304 stainless steel, this mid pipe offers unmatched durability, corrosion resistance, and a polished anodized silver finish that looks as good as it sounds. Featuring 2.5-inch 16-gauge mandrel-bent piping, the design ensures optimal exhaust flow while maintaining the iconic GTO sound signature. This system is a direct bolt-on installation, requiring no drilling, and is compatible with all 2005-2006 Pontiac GTO models. The package includes one Pontiac GTO Straight-Through X Mid Pipe Exhaust and a complete bag of hardware, giving you everything needed for a seamless upgrade. Perfect for performance-focused drivers looking to enhance throttle response, exhaust note, and overall vehicle aesthetics, this T-304 mid pipe is the ultimate addition to your Pontiac GTO.\u003c\/p\u003e\n\u003ch5 data-end=\"1179\" data-start=\"179\"\u003e\n\u003cstrong data-end=\"1202\" data-start=\"1186\"\u003eKey Features\u003c\/strong\u003e\u003cbr data-end=\"1205\" data-start=\"1202\"\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/h5\u003e\n\u003cp data-end=\"1179\" data-start=\"179\"\u003eConstructed from premium T-304 stainless steel, this Pontiac GTO X Cross Mid Pipe provides superior corrosion resistance and long-lasting performance under extreme conditions. The anodized silver surface finish enhances durability while giving a polished, high-end appearance. Designed with a 2.5-inch 16-gauge mandrel-bent straight-through piping layout, the exhaust system maximizes exhaust flow and horsepower, producing a deep, aggressive exhaust tone that complements the naturally aspirated V8 engine of your GTO. Direct bolt-on design ensures a hassle-free installation with no drilling required, saving time and reducing installation complexity. Compatible with all 2005-2006 Pontiac GTO trims, this mid pipe improves throttle response, exhaust efficiency, and overall driving experience. The included hardware bag ensures that all necessary components are at your fingertips, making this upgrade convenient and performance-oriented. Whether you’re looking to enhance performance for street driving, car shows, or weekend cruising, this X Cross Mid Pipe delivers the iconic Pontiac GTO sound and feel every time.\u003c\/p\u003e\n\u003ch5 data-end=\"2374\" data-start=\"2332\"\u003e\u003cstrong data-end=\"2372\" data-start=\"2332\"\u003eInstallation\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp data-end=\"2796\" data-start=\"2376\"\u003eInstallation of the T-304 Straight-Through Mid Pipe X Cross Exhaust System for the Pontiac GTO is straightforward and requires no drilling. While an installation manual is not included, professional installation is highly recommended to ensure proper fitment and performance. The direct bolt-on design simplifies the process, allowing you to quickly replace your factory mid pipe and enjoy immediate performance gains.\u003c\/p\u003e\n\u003ch5 data-end=\"2796\" data-start=\"2376\"\u003e\u003cstrong data-end=\"2372\" data-start=\"2332\"\u003eVehicle Compatibility\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp data-end=\"2796\" data-start=\"2376\"\u003eYear | Make | Model | Trim\u003cbr data-end=\"2863\" data-start=\"2860\"\u003e2005 | Pontiac | GTO | All Trims\u003cbr data-end=\"2898\" data-start=\"2895\"\u003e2006 | Pontiac | GTO | All Trims\u003c\/p\u003e","brand":"EOS Exhaust","offers":[{"title":"Anodized Silver","offer_id":47613507666090,"sku":"EXT-MP084","price":299.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1910\/0467\/files\/IMG_6026_1.jpg?v=1762825829"},{"product_id":"05-06-pontiac-gto-t-304-straight-through-cat-back-exhaust-w-4-tips","title":"2005-06 Pontiac GTO | T-304 Straight-Through Cat-Back Exhaust w\/ 4\" Tips","description":"\u003ch5 data-start=\"108\" data-end=\"136\"\u003e\u003cstrong data-start=\"114\" data-end=\"134\"\u003eProduct Overview\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp data-start=\"137\" data-end=\"550\"\u003eUpgrade your 2005–2006 \u003cstrong data-start=\"160\" data-end=\"180\"\u003ePontiac GTO 6.0L\u003c\/strong\u003e with this premium \u003cstrong data-start=\"199\" data-end=\"264\"\u003eStraight-Through T304 Stainless Steel Cat-Back Exhaust System\u003c\/strong\u003e — engineered for maximum flow, performance, and an aggressive muscle-car tone. Designed as a direct bolt-on replacement for the factory system, this exhaust delivers improved horsepower, sharper throttle response, and a deep exhaust note that complements the legendary LS2 V8 engine.\u003c\/p\u003e\n\u003cp data-start=\"552\" data-end=\"978\"\u003eConstructed from \u003cstrong data-start=\"569\" data-end=\"605\"\u003ehigh-grade T-304 stainless steel\u003c\/strong\u003e, this system provides long-lasting durability and corrosion resistance even under extreme driving conditions. The \u003cstrong data-start=\"720\" data-end=\"746\"\u003eanodized silver finish\u003c\/strong\u003e not only enhances appearance but also resists heat discoloration over time. Each kit includes dual 4-inch \u003cstrong data-start=\"853\" data-end=\"891\"\u003edouble-wall slant-cut exhaust tips\u003c\/strong\u003e that fill the rear valance perfectly, giving your GTO a clean yet aggressive stance.\u003c\/p\u003e\n\u003cp data-start=\"980\" data-end=\"1274\"\u003eIdeal for daily driving, spirited highway cruising, or track-day performance, this cat-back exhaust unlocks the signature rumble the Pontiac GTO is known for. Designed to fit \u003cstrong data-start=\"1155\" data-end=\"1196\"\u003eall 2005–2006 Pontiac GTO 6.0L models\u003c\/strong\u003e, this system blends OEM fitment precision with aftermarket performance gains.\u003c\/p\u003e\n\u003chr data-start=\"1276\" data-end=\"1279\"\u003e\n\u003ch5 data-start=\"1281\" data-end=\"1305\"\u003e\u003cstrong data-start=\"1287\" data-end=\"1303\"\u003eKey Features\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul data-start=\"1306\" data-end=\"2526\"\u003e\n\u003cli data-start=\"1306\" data-end=\"1514\"\u003e\n\u003cp data-start=\"1308\" data-end=\"1514\"\u003e\u003cstrong data-start=\"1308\" data-end=\"1339\"\u003eDirect Bolt-On Performance:\u003c\/strong\u003e Designed specifically for 2005–2006 Pontiac GTO models equipped with the 6.0L LS2 V8 engine. No cutting or welding required — simply unbolt your factory system and replace.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1515\" data-end=\"1691\"\u003e\n\u003cp data-start=\"1517\" data-end=\"1691\"\u003e\u003cstrong data-start=\"1517\" data-end=\"1556\"\u003eT-304 Stainless Steel Construction:\u003c\/strong\u003e Built from premium aircraft-grade stainless steel to resist rust, oxidation, and high-temperature fatigue for long-term reliability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1692\" data-end=\"1869\"\u003e\n\u003cp data-start=\"1694\" data-end=\"1869\"\u003e\u003cstrong data-start=\"1694\" data-end=\"1731\"\u003eStraight-Through Cat-Back Design:\u003c\/strong\u003e Increases exhaust flow for improved horsepower, torque, and throttle response while maintaining an aggressive yet refined exhaust tone.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1870\" data-end=\"2031\"\u003e\n\u003cp data-start=\"1872\" data-end=\"2031\"\u003e\u003cstrong data-start=\"1872\" data-end=\"1903\"\u003eDual 4-Inch Slant-Cut Tips:\u003c\/strong\u003e Polished, \u003cstrong data-start=\"1914\" data-end=\"1934\"\u003edouble-wall tips\u003c\/strong\u003e deliver a bold appearance and premium finish, maintaining their shine even after extended use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2032\" data-end=\"2173\"\u003e\n\u003cp data-start=\"2034\" data-end=\"2173\"\u003e\u003cstrong data-start=\"2034\" data-end=\"2069\"\u003eHeat-Resistant Anodized Finish:\u003c\/strong\u003e Provides a sleek silver appearance while protecting against heat discoloration and surface corrosion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2174\" data-end=\"2375\"\u003e\n\u003cp data-start=\"2176\" data-end=\"2375\"\u003e\u003cstrong data-start=\"2176\" data-end=\"2218\"\u003ePrecision Fitment \u0026amp; Hardware Included:\u003c\/strong\u003e Engineered to factory mounting points for perfect alignment and easy installation. Comes complete with all necessary clamps and hardware for a secure fit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2376\" data-end=\"2526\"\u003e\n\u003cp data-start=\"2378\" data-end=\"2526\"\u003e\u003cstrong data-start=\"2378\" data-end=\"2405\"\u003eEnhanced Sound \u0026amp; Style:\u003c\/strong\u003e Produces a deep, throaty tone without excessive cabin drone — perfect for enthusiasts seeking a true muscle-car sound.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2528\" data-end=\"2531\"\u003e\n\u003ch5 data-start=\"2533\" data-end=\"2557\"\u003e\u003cstrong data-start=\"2539\" data-end=\"2555\"\u003eInstallation\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp data-start=\"2558\" data-end=\"2678\"\u003eThis Pontiac GTO Cat-Back Exhaust System offers a \u003cstrong data-start=\"2608\" data-end=\"2644\"\u003e100% direct bolt-on installation\u003c\/strong\u003e using factory hanger locations.\u003c\/p\u003e\n\u003cul data-start=\"2679\" data-end=\"2915\"\u003e\n\u003cli data-start=\"2679\" data-end=\"2725\"\u003e\n\u003cp data-start=\"2681\" data-end=\"2725\"\u003eNo cutting, welding, or drilling required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2726\" data-end=\"2789\"\u003e\n\u003cp data-start=\"2728\" data-end=\"2789\"\u003eBasic hand tools and a lift or jack stands are recommended.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2790\" data-end=\"2915\"\u003e\n\u003cp data-start=\"2792\" data-end=\"2915\"\u003eProfessional installation is highly recommended for optimal fitment and sealing.\u003cbr data-start=\"2872\" data-end=\"2875\"\u003e\u003cstrong data-start=\"2875\" data-end=\"2915\"\u003eInstallation manual is not included.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2917\" data-end=\"2920\"\u003e\n\u003ch5 data-start=\"2922\" data-end=\"2955\"\u003e\u003cstrong data-start=\"2928\" data-end=\"2953\"\u003eVehicle Compatibility\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cdiv class=\"_tableContainer_1rjym_1\"\u003e\n\u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eFITMENT For ALL 2005-2006 Pontiac GTO 6.0L Models\u003c\/span\u003e\u003cbr\u003e\n\u003ctable data-start=\"2957\" data-end=\"3264\" class=\"w-fit min-w-(--thread-content-width)\" style=\"width: 100%; height: 97.9688px;\"\u003e\n\u003cthead data-start=\"2957\" data-end=\"3004\"\u003e\n\u003ctr data-start=\"2957\" data-end=\"3004\" style=\"height: 19.5938px;\"\u003e\n\u003cth data-start=\"2957\" data-end=\"2964\" data-col-size=\"sm\" style=\"width: 5.39062%; height: 19.5938px;\"\u003eYear\u003c\/th\u003e\n\u003cth data-start=\"2964\" data-end=\"2971\" data-col-size=\"sm\" style=\"width: 8.06641%; height: 19.5938px;\"\u003eMake\u003c\/th\u003e\n\u003cth data-start=\"2971\" data-end=\"2979\" data-col-size=\"sm\" style=\"width: 7.53348%; height: 19.5938px;\"\u003eModel\u003c\/th\u003e\n\u003cth data-start=\"2979\" data-end=\"2986\" data-col-size=\"sm\" style=\"width: 17.5363%; height: 19.5938px;\"\u003eTrim\u003c\/th\u003e\n\u003cth data-start=\"2986\" data-end=\"2995\" data-col-size=\"md\" style=\"width: 47.4079%; height: 19.5938px;\"\u003eEngine\u003c\/th\u003e\n\u003cth data-start=\"2995\" data-end=\"3004\" data-col-size=\"sm\" style=\"width: 6.92243%; height: 19.5938px;\"\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"3057\" data-end=\"3264\"\u003e\n\u003ctr data-start=\"3057\" data-end=\"3160\" style=\"height: 39.1875px;\"\u003e\n\u003ctd data-start=\"3057\" data-end=\"3064\" data-col-size=\"sm\" style=\"width: 5.39062%; height: 39.1875px;\"\u003e2006\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3064\" data-end=\"3074\" style=\"width: 8.06641%; height: 39.1875px;\"\u003ePontiac\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3074\" data-end=\"3080\" style=\"width: 7.53348%; height: 39.1875px;\"\u003eGTO\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3080\" data-end=\"3100\" style=\"width: 17.5363%; height: 39.1875px;\"\u003eBase Coupe 2-Door\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3100\" data-end=\"3156\" style=\"width: 47.4079%; height: 39.1875px;\"\u003e6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3156\" data-end=\"3160\" style=\"width: 6.92243%; height: 39.1875px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3161\" data-end=\"3264\" style=\"height: 39.1875px;\"\u003e\n\u003ctd data-start=\"3161\" data-end=\"3168\" data-col-size=\"sm\" style=\"width: 5.39062%; height: 39.1875px;\"\u003e2005\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3168\" data-end=\"3178\" style=\"width: 8.06641%; height: 39.1875px;\"\u003ePontiac\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3178\" data-end=\"3184\" style=\"width: 7.53348%; height: 39.1875px;\"\u003eGTO\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3184\" data-end=\"3204\" style=\"width: 17.5363%; height: 39.1875px;\"\u003eBase Coupe 2-Door\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3204\" data-end=\"3260\" style=\"width: 47.4079%; height: 39.1875px;\"\u003e6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3260\" data-end=\"3264\" style=\"width: 6.92243%; height: 39.1875px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Extreme Online Store","offers":[{"title":"Anodized Silver","offer_id":47616027689130,"sku":"EXT-MD083_EXT-MP084","price":549.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1910\/0467\/files\/IMG_6026_1_2af58efb-b89e-49a3-b9e7-f063be2c9a53.jpg?v=1762897545"}],"url":"https:\/\/extremeonlinestore.com\/collections\/pontiac-gto-2004-06-exhaust-systems.oembed","provider":"Extreme Online Store","version":"1.0","type":"link"}