{"product_id":"fabspeed-2025-chevrolet-corvette-c8-zr1-stainless-steel-megaphone-cat-back-exhaust-system-fabspeed-eng-motorsport","title":"Fabspeed 2025+ Chevrolet Corvette C8 ZR1 Stainless Steel Megaphone Cat-Back Exhaust System","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"fbskMG_root markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"fbskMG_root markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003e+44 HP | +68 LB-FT TQ | -39 LBS\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eTransform the C8 ZR1’s twin-turbo LT7 with Fabspeed’s \u003cstrong\u003eStainless Steel Megaphone Cat-Back Exhaust System\u003c\/strong\u003e. Designed as a lightweight, free-flowing exhaust for the 2025+ ZR1, the system replaces the restrictive factory rear section with a stepped megaphone design engineered to reduce backpressure, increase performance, and dramatically amplify the character of the 5.5L twin-turbo V8. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e+44 HP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e+68 LB-FT TQ\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e39 lb \/ 17.69 kg weight savings\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eFree-flow \u003cstrong\u003e3-inch \/ 76mm\u003c\/strong\u003e exhaust architecture\u003c\/li\u003e\n\u003cli\u003eExpands to a massive \u003cstrong\u003e5-inch \/ 127mm megaphone section\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReduces to \u003cstrong\u003e3.5-inch \/ 90mm\u003c\/strong\u003e at the tip outlet\u003c\/li\u003e\n\u003cli\u003eStepped megaphone design helps reduce exhaust backpressure\u003c\/li\u003e\n\u003cli\u003eCNC mandrel-bent construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT304 stainless steel\u003c\/strong\u003e tubing\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eT321 stainless steel flexible bellows\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eCeramic-fiber thermal insulation rated to \u003cstrong\u003e2000°F \/ 1094°C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eThermal insulation wrapped in \u003cstrong\u003e625 stainless steel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRetains the factory ZR1 quad “floating” exhaust tips\u003c\/li\u003e\n\u003cli\u003eOptional Fabspeed quad carbon-fiber or titanium tips available\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003eelectronic exhaust-valve simulators\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSimple bolt-on installation\u003c\/li\u003e\n\u003cli\u003eNo cutting or welding required\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Fabspeed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFabspeed Lifetime Warranty\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0917\/7264\/9784\/files\/ZR1_Megaphone_OEM_Cats__83941.jpg?v=1789104012\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eProven Performance\u003c\/h3\u003e\n\u003cp\u003eFabspeed rates the ZR1 Megaphone Cat-Back for gains of:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e+44 HP\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e+68 LB-FT TQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe system also removes approximately \u003cstrong\u003e39 pounds\u003c\/strong\u003e compared with the factory muffler assembly, delivering both increased output and a substantial reduction in rear-end weight. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eStepped Megaphone Exhaust Design\u003c\/h3\u003e\n\u003cp\u003eRather than using a conventional straight-diameter exhaust path, Fabspeed incorporates a unique \u003cstrong\u003estepped megaphone configuration\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe system begins with \u003cstrong\u003e3-inch \/ 76mm tubing\u003c\/strong\u003e, expands into a huge \u003cstrong\u003e5-inch \/ 127mm section\u003c\/strong\u003e, and then transitions down to \u003cstrong\u003e3.5 inches \/ 90mm\u003c\/strong\u003e at the exhaust outlet. Fabspeed states that this megaphone architecture helps extract exhaust gases and reduce backpressure. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eAggressive Twin-Turbo LT7 Sound\u003c\/h3\u003e\n\u003cp\u003eThe factory ZR1 exhaust is comparatively restrained for a 1,000+ horsepower platform. Fabspeed designed this system to bring considerably more of the LT7’s character to the surface.\u003c\/p\u003e\n\u003cp\u003eThe Megaphone Exhaust produces a \u003cstrong\u003estronger, more authoritative rumble at idle\u003c\/strong\u003e and transitions into a much higher-pitched, race-inspired wail as engine speed increases. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFabspeed reports a sound level of approximately \u003cstrong\u003e122.8 dB\u003c\/strong\u003e, increasing to \u003cstrong\u003e127.7 dB when paired with its Sport Cats\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eLightweight Stainless Steel Construction\u003c\/h3\u003e\n\u003cp\u003eThe system is constructed from \u003cstrong\u003emandrel-bent T304 stainless steel\u003c\/strong\u003e and incorporates \u003cstrong\u003eT321 stainless steel flexible bellows\u003c\/strong\u003e. This combination provides a durable, high-temperature exhaust assembly while eliminating a significant amount of weight from the factory rear exhaust system. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eAdvanced Thermal Management\u003c\/h3\u003e\n\u003cp\u003eTo control the substantial exhaust temperatures produced by the twin-turbo LT7, Fabspeed insulates the system with \u003cstrong\u003eceramic fiber rated to 2000°F \/ 1094°C\u003c\/strong\u003e, surrounded by 625 stainless-steel shielding. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eFactory or Optional Exhaust Tips\u003c\/h3\u003e\n\u003cp\u003eThe system can retain the ZR1’s factory \u003cstrong\u003equad “floating” exhaust tips\u003c\/strong\u003e, preserving the OEM rear appearance.\u003c\/p\u003e\n\u003cp\u003eFor a more customized look, Fabspeed also offers optional:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQuad carbon-fiber exhaust tips\u003c\/li\u003e\n\u003cli\u003eQuad titanium exhaust tips\u003c\/li\u003e\n\u003cli\u003eCarbon-fiber tip surround\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eElectronic Valve Simulators\u003c\/h3\u003e\n\u003cp\u003eBecause the Megaphone system eliminates the factory valve-controlled rear muffler arrangement, Fabspeed includes \u003cstrong\u003eelectronic valve simulators\u003c\/strong\u003e designed to prevent a related Check Engine Light. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eBolt-On Installation\u003c\/h3\u003e\n\u003cp\u003eThe system is designed as a \u003cstrong\u003edirect bolt-on cat-back upgrade\u003c\/strong\u003e with no cutting or welding required. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProfessional installation recommended.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cp\u003eBacked by the \u003cstrong\u003eFabspeed Lifetime Warranty\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e2025+ Chevrolet Corvette C8 ZR1\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCoupe\u003c\/li\u003e\n\u003cli\u003eHTC \/ Convertible\u003c\/li\u003e\n\u003cli\u003e5.5L Twin-Turbo LT7 V8\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFabspeed specifically lists the exhaust for \u003cstrong\u003e2025+ C8 ZR1 Coupe and Convertible models\u003c\/strong\u003e. ROW compatibility is described by the manufacturer as likely but should be confirmed before ordering.\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\/section\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\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fabspeed","offers":[{"title":"Default Title","offer_id":52938687381816,"sku":"FS.CHEVY.C8ZR1.SSM","price":5935.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/7264\/9784\/files\/DSC00685__09374.jpg?v=1789104012","url":"https:\/\/engmotorsport.com\/products\/fabspeed-2025-chevrolet-corvette-c8-zr1-stainless-steel-megaphone-cat-back-exhaust-system-fabspeed-eng-motorsport","provider":"ENG Motorsport","version":"1.0","type":"link"}