{"product_id":"mrt-engineering-14-19-corvette-c7-mrt-quadflow-cat-back-91s121","title":"MRT Engineering 14-19 Corvette C7 MRT QuadFlow Cat-Back - 91S121","description":"MRT Engineering 14-19 Corvette C7 MRT QuadFlow Cat-Back - 91S121\u003cbr\u003e\u003cbr\u003eThe MRT Corvette C7 QuadFlow Cat-Back system has a loud, deep muscle car sound and is handcrafted entirely in corrosion resistant T304 Stainless Steel. Base systems include T304 polished SS 4\" tips and 3\" mandrel bent tube. A Black Ops tip finish is available for an additional fee (Black Ops is a high temperature ceramic coating in black matte finish).  This system is engineered for the best sound to provide your Corvette with the perfect balance of performance sound in spirited driving - comfortable in highway driving and managed sound at low speed and idle.  This exhaust variant has straight through design with the loudest exhaust note, versus the stock exhaust. This Cat-Back exhaust will give you improved performance and sound with minimal drone as well.\u003cbr\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003eFor Corvette customers with factory installed AFM \/ NPP devices, MRT offers and recommends a simple solution that allows you to upgrade your exhaust system without having to develop a tune to defeat the AFM. For more information on these plates, refer to \u003ca href=\"https:\/\/www.shopmrt.com\/GM-AFM-NPP-Power-Plate-91X010-p\/91x010.htm\"\u003eMRT Part #91X010\u003c\/a\u003e or simply add to your shopping cart before checkout. \u003cbr\u003e\u003cbr\u003e\u003cb\u003eApplication:\u003c\/b\u003e 2014 thru 2019 Corvette C7  6.2L V8 engine\u003cbr\u003e\u003cb\u003eDoesn't Fit:\u003c\/b\u003e Other Corvette models. \u003cb\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/b\u003e\u003cb\u003eHear the Difference \u003c\/b\u003e\u003cbr\u003e\n\u003cul style=\"letter-spacing: normal;\"\u003e\n\t\u003cli\u003eHow does it sound? The MRT C7 QuadFlow Cat-Back #91S121 has a spirited, balanced, street performance sound.\u003c\/li\u003e\n\t\u003cli\u003eIs there drone or resonance? The drone is noticeable but tolerable.\u003c\/li\u003e\n\t\u003cli\u003eWhat if I step on it? Wide-open throttle increases exhaust loudness and tone to an aggressive performance sound.\u003c\/li\u003e\n\u003c\/ul\u003e\nAre you located close to Plymouth, MI and need your MRT aftermarket exhaust installed? Call MRT at 734-455-5807 to make an appointment today!\u003cbr\u003e\u003cbr\u003e\n\u003cdiv style=\"margin-left: 60px;\"\u003e\n\t\u003cimg src=\"https:\/\/www.shopmrt.com\/v\/vspfiles\/templates\/AB\/images\/productoverlay\/t304.png\" width=\"60px\" style=\"background-color: initial;\"\u003e \u003cimg src=\"https:\/\/www.shopmrt.com\/v\/vspfiles\/templates\/AB\/images\/productoverlay\/handcrafted.png\" width=\"155px\" style=\"background-color: initial;\"\u003e \u003cimg src=\"https:\/\/www.shopmrt.com\/v\/vspfiles\/templates\/AB\/images\/productoverlay\/usalogo.png\" width=\"40px\" style=\"background-color: initial;\"\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eProduct Quality\u003c\/b\u003e \u003cbr\u003e\n\u003cul\u003e\n\t\u003cli\u003eWhat kind of steel is it made from? Corrosion-resistant T304 stainless steel. \u003c\/li\u003e\n\t\u003cli\u003eWhere is it made? Developed and handcrafted in-house at MRT facility in Plymouth, Michigan,  USA. \u003c\/li\u003e\n\t\u003cli\u003eHow long is the Warranty? \u003ca href=\"https:\/\/www.shopmrt.com\/Limited-Lifetime-Warranty-MRT-Exhaust-Systems-s\/1989.htm\"\u003eLimited Lifetime Warranty\u003c\/a\u003e (See Warranty Page for Details) \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cb\u003eFeel the Performance\u003c\/b\u003e\u003cbr\u003e\n\u003cul style=\"letter-spacing: normal;\"\u003e\n\t\u003cli\u003eWhat is the muffler design? Straight through design to provide maximum exhaust gas flow.\u003c\/li\u003e\n\t\u003cli\u003eWhat is the tube diameter? A large 3\" tube is used for reduced exhaust flow restrictions.\u003c\/li\u003e\n\t\u003cli\u003eWhat are the performance gains? Reducing restriction and maximizing flow provides for noticeable gains.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cb\u003eGet Noticed\u003c\/b\u003e\u003cbr\u003e\n\u003cul style=\"letter-spacing: normal;\"\u003e\n\t\u003cli\u003eWhat kind of tip is it? Quad 4\"\u003cb\u003e \u003c\/b\u003edouble wall T304 stainless steel tips with beveled edges.\u003c\/li\u003e\n\t\u003cli\u003eWhat are my tip finish options? Stylish Polished Stainless Steel or Black Ops Matte Ceramic.\u003c\/li\u003e\n\t\u003cli\u003eHow do I get noticed? Great sound and great looks turn heads and get positive comments!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003chr\u003e\n\u003cdiv class=\"prop65-ctn\"\u003e\n\t\u003ca href=\"https:\/\/www.p65warnings.ca.gov\" target=\"_blank\"\u003e\n\t\u003cimg src=\"\/v\/vspfiles\/templates\/AB\/images\/logos\/prop65_lg.png\"\u003e\n\t\u003c\/a\u003e\n\u003c\/div\u003e\n\u003chr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eLethal Performance is proud to offer the entire line of  products!\u003cbr\u003e","brand":"MRT Engineering","offers":[{"title":"Default Title","offer_id":48142498169090,"sku":"MRT-91S121","price":2249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/91S121-1.jpg?v=1785285966","url":"https:\/\/www.lethalperformance.com\/products\/mrt-engineering-14-19-corvette-c7-mrt-quadflow-cat-back-91s121","provider":"Lethal Performance","version":"1.0","type":"link"}