{"product_id":"c7-corvette-grand-sport-corsa-14766-xtreme-exhaust","title":"C7 Corvette Grand Sport Corsa Xtreme 14766 (2017-2019)","description":"\u003cp\u003e\u003cimg style=\"float: none;\" alt=\"C7 Corvette CORSA Exhaust - Free shipping in the USA\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/Free_Shipping_in_the_USA_compact.png?v=1493564940\"\u003e\u003c\/p\u003e\n\u003ch2\u003eC7 Corvette Grand Sport CORSA Xtreme Axle-Back Exhaust 14766 (Manual Only)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eCORSA Xtreme Axle-Back Exhaust System 14766\u003c\/strong\u003e is engineered specifically for \u003cstrong\u003e2017–2019 C7 Corvette Grand Sport models with a manual transmission\u003c\/strong\u003e. This system delivers CORSA’s most aggressive \u003cem\u003eXtreme\u003c\/em\u003e sound profile while using patented \u003cstrong\u003eReflective Sound Cancellation® (RSC®)\u003c\/strong\u003e technology to help control interior drone at steady cruising speeds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTransmission-specific fitment is critical:\u003c\/strong\u003e this exhaust fits \u003cstrong\u003emanual transmission Grand Sport models only\u003c\/strong\u003e. It will \u003cstrong\u003enot fit automatic Grand Sport\u003c\/strong\u003e Corvettes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eValve compatibility note:\u003c\/strong\u003e 14766 as a \u003cstrong\u003enon-NPP system\u003c\/strong\u003e. It will also physically fit Grand Sport models originally equipped with NPP, but installing this system \u003cstrong\u003eeliminates factory sound-mode functionality\u003c\/strong\u003e. Valve actuators can be retained (“hung”) to maintain ECU compliance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy CORSA 14766 is a top Grand Sport exhaust choice\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eXtreme Sound Level:\u003c\/strong\u003e CORSA’s loudest, most aggressive tone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRSC® No-Drone Technology:\u003c\/strong\u003e tuned to reduce cabin resonance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.75\" axle-back design:\u003c\/strong\u003e improved exhaust flow and throttle response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuad 4.5\" polished Pro-Series tips:\u003c\/strong\u003e dual-wall, slash-cut finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e304 stainless steel construction:\u003c\/strong\u003e corrosion-resistant and durable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect bolt-on installation:\u003c\/strong\u003e no cutting or welding required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat to Expect After Installation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNoticeably louder, race-inspired exhaust note under throttle\u003c\/li\u003e\n\u003cli\u003eCrisp, sharp CORSA tone rather than a muddy muscle-car rumble\u003c\/li\u003e\n\u003cli\u003eStrong presence at idle and wide-open throttle\u003c\/li\u003e\n\u003cli\u003eIf installed on an NPP car: sound modes are removed for a consistent exhaust tone\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCORSA Part Number: 14766\u003c\/li\u003e\n\u003cli\u003eSystem Type: Axle-Back\u003c\/li\u003e\n\u003cli\u003ePipe Diameter: 2.75\"\u003c\/li\u003e\n\u003cli\u003eExit Style: Dual rear exit\u003c\/li\u003e\n\u003cli\u003eTip Configuration: Quad tips (twin per side)\u003c\/li\u003e\n\u003cli\u003eTip Size: 4.5\"\u003c\/li\u003e\n\u003cli\u003eTip Finish: Polished\u003c\/li\u003e\n\u003cli\u003eSound Level: Xtreme\u003c\/li\u003e\n\u003cli\u003eMaterial: 304 stainless steel\u003c\/li\u003e\n\u003cli\u003eDrone Control: CORSA RSC® technology\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Overview\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect bolt-on axle-back installation\u003c\/li\u003e\n\u003cli\u003eUses factory mounting points\u003c\/li\u003e\n\u003cli\u003eBasic hand tools recommended\u003c\/li\u003e\n\u003cli\u003eEstimated install time: 1–2 hours\u003c\/li\u003e\n\u003cli\u003eProfessional installation optional for perfect tip alignment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(255,42,0);\"\u003eCorvette Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eC7 Corvette Grand Sport:\u003c\/strong\u003e 2017, 2018, 2019\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e Manual ONLY\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory Valves:\u003c\/strong\u003e Non-NPP system; fits NPP cars but deletes sound-mode function\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCross-Compatibility \u0026amp; Fitment Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWill \u003cstrong\u003eNOT\u003c\/strong\u003e fit automatic-transmission Grand Sport models\u003c\/li\u003e\n\u003cli\u003eShares exhaust architecture with Z06 manual platform\u003c\/li\u003e\n\u003cli\u003eOwners wanting quiet\/loud mode control should select an NPP-retaining system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat Corvette Owners Say\u003c\/strong\u003e\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cem\u003e“Absolutely brutal sound when you get on it, but still livable on the highway. Exactly what I wanted for my manual GS.”\u003c\/em\u003e\u003ca href=\"https:\/\/www.corvettepartsandaccessories.com\/collections\/corsa-corvette-exhaust-systems\" style=\"font-size: 0.875rem;\"\u003e\u003cspan style=\"color: rgb(255,42,0);\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/blockquote\u003e\n\u003cp\u003eSince 2007, Custom Corvette Accessories has helped Corvette owners choose the correct parts the first time — with fast shipping and real enthusiast support.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast nationwide shipping on in-stock items. If you want maximum volume and true CORSA Xtreme sound on your manual Grand Sport, the 14766 is the answer.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Made in the USA - CORSA Corvette exhaust systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/Corvette_Corsa_-_Made_in_the_USA_small.png?v=1488045349\"\u003e\u003c\/p\u003e","brand":"Corsa","offers":[{"title":"Default Title","offer_id":12213747712077,"sku":"14766","price":2049.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/c7-grand-sport-corsa-14766-xtreme-axle-back-polished_jpg.jpg?v=1765926564","url":"https:\/\/www.corvettepartsandaccessories.com\/products\/c7-corvette-grand-sport-corsa-14766-xtreme-exhaust","provider":"Corvette Parts from Custom Corvette Accessories","version":"1.0","type":"link"}