{"product_id":"fabspeed-chevrolet-corvette-c8-zr1-stainless-steel-megaphone-cat-back-exhaust-system-2025","title":"Fabspeed Stainless Megaphone Exhaust for Corvette C8 ZR1","description":"\u003cp\u003eReplace the matching ZR1 rear muffler with a fixed-volume megaphone cat-back. Its stepped tubing expands before tapering to the floating-tip outlets, with a pronounced exhaust note and no original selectable quiet mode. Fabspeed Motorsport designs performance exhaust systems, air intakes and ECU tuning in Fort Washington, Pennsylvania. Porsche and other sports-car applications are developed through dyno testing, road evaluation and racetrack work.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer product reference: FS.CHEVY.C8ZR1.SSM.\u003c\/li\u003e\n\u003cli\u003eT304 stainless tubing with T321 flexible bellows.\u003c\/li\u003e\n\u003cli\u003eStepped 3-inch to 5-inch to approximately 3.5-inch flow path.\u003c\/li\u003e\n\u003cli\u003eThermal insulation and metal outer protection.\u003c\/li\u003e\n\u003cli\u003eApproximately 39 lb less than the original muffler baseline.\u003c\/li\u003e\n\u003cli\u003eRetains matching original floating tips or compatible separate replacements.\u003c\/li\u003e\n\u003cli\u003eIncludes described electronic valve simulators.\u003c\/li\u003e\n\u003cli\u003eNo cutting or welding specified.\u003c\/li\u003e\n\u003cli\u003eROW\/EU interfaces require a separate check.\u003c\/li\u003e\n\u003cli\u003eCovered by the Fabspeed Lifetime Warranty, subject to its terms and exclusions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUse restrictions\u003c\/h3\u003e\u003cp\u003eRetain required upstream catalysts and filters. Confirm the exact vehicle market, exhaust connections and applicable sound requirements.\u003c\/p\u003e\u003ch3\u003eInstallation Resources\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"https:\/\/store-fh9wsjv2.mybigcommerce.com\/content\/INSTALL%20GUIDES\/CORVETTE\/INSTALL-GUIDE-Corvette-ZR1-Sport-Cats-and-Megaphone.pdf\" target=\"_blank\" rel=\"noopener\"\u003eManufacturer installation document (PDF)\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eProduct Videos\u003c\/h3\u003e\u003cdiv style=\"position:relative;width:100%;max-width:860px;height:auto;aspect-ratio:16 \/ 9;margin:16px 0;\"\u003e\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/cEQBAxDBHtA\" title=\"Stock vs MegaPhone Rear Section\" loading=\"lazy\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allow=\"accelerometer; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003cp\u003eDemonstration cars may have additional modifications. The selected configuration determines what is supplied; a video does not establish another vehicle’s fitment or guarantee identical sound or output.\u003c\/p\u003e\u003cp\u003eFor help matching this component, contact PMB Performance with your VIN and photos or references for the component being replaced. Our team draws on over 20 years of parts and fitment experience.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eUse the application details below together with the original component and any existing modifications.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;max-width:100%;\"\u003e\u003ctable class=\"specs pmb-fitment-table\" style=\"width:100%;min-width:800px;border-collapse:collapse;font-size:14px;line-height:1.5;\"\u003e\n\u003ccaption style=\"text-align:left;font-weight:600;padding:0 0 10px;\"\u003eVehicle applications\u003c\/caption\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:110px;background:#f4f6f8;\"\u003eYears\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:90px;white-space:nowrap;background:#f4f6f8;\"\u003eMake\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:140px;background:#f4f6f8;\"\u003eModel \/ chassis\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:180px;background:#f4f6f8;\"\u003eVersion \/ application\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:280px;background:#f4f6f8;\"\u003eFitment notes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:110px;\"\u003e\u003cspan style=\"white-space:nowrap;\"\u003e2025+\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:90px;white-space:nowrap;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:140px;\"\u003eCorvette C8 ZR1\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:180px;\"\u003eMatching LT7 rear exhaust and floating-tip arrangement\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:280px;\"\u003eConfirm original joints and electronics. EU\/ROW compatibility is not established by source “likely” wording.\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e","brand":"Fabspeed","offers":[{"title":"Default Title","offer_id":67817331753138,"sku":"FS.CHEVY.C8ZR1.SSM","price":5935.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/DSC00685__09374.jpg?v=1793119507","url":"https:\/\/pmbperformance.com\/products\/fabspeed-chevrolet-corvette-c8-zr1-stainless-steel-megaphone-cat-back-exhaust-system-2025","provider":"PMB Performance","version":"1.0","type":"link"}