{"product_id":"borla-84-91-chevrolet-corvette-c4-5-7l-v8-d-sq-ac-ic-rear-section-2-5-inch-converter","title":"Borla 84-91 Chevrolet Corvette C4 5.7L V8 D SQ AC IC Rear Section 2.5 inch Converter","description":"\u003cp\u003eTo complete this installation you will need to MODIFY the Original Equipment (O.E.) Mid-Pipe by expanding the outlets from to 2.25\" to 2.5\". This system upgrades your '84-'91 Corvette from the stock 2.25\" diameter Axle-Back system to a more aggressive 2.5\". The system features the classic S-Type sound with no drone inside the vehicle. It has dual BORLA® intercooled style 3.38\" x 3\" rectangle polished T-304 stainless steel tips on each muffler for a custom appearance. BORLA® Cat-Back™ \u0026amp; Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA® Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium, high-quality T-304 austenitic stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow \u0026amp; power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA® stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.\n\u003cbr\u003eS-Type Axle-Back Exhaust System 1984-1991 Chevrolet Corvette (C4) 5.7L V8 Automatic\/ Manual Transmission Rear Wheel Drive Coupe\/ Convertible. Converts The Stock 2.25\" System To A More Aggressive 2.5\" System.\n\u003cbr\u003eMillion Mile Warranty\n\u003cbr\u003e1984-1991 Chevrolet Corvette (C4) 5.7L V8 Automatic\/ Manual Transmission Rear Wheel Drive Coupe\/ Convertible. Modification To Original Equipment Mid-Pipe REQUIRED.\n\u003cbr\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cbr\u003e  \u003cli\u003eThis system increases the Axle-Back section diameter from the stock 2.25\", to 2.5\"\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFitment:\n\u003cbr\u003e1984 Chevrolet Corvette\n\u003cbr\u003e1985 Chevrolet Corvette\n\u003cbr\u003e1986 Chevrolet Corvette\n\u003cbr\u003e1987 Chevrolet Corvette\n\u003cbr\u003e1988 Chevrolet Corvette\n\u003cbr\u003e1989 Chevrolet Corvette\n\u003cbr\u003e1990 Chevrolet Corvette\n\u003cbr\u003e1991 Chevrolet Corvette\u003c\/p\u003e\n\n\u003cp\u003eAir Freight Prohibited: false\n\u003cbr\u003eNot Carb Approved: false\n\u003cbr\u003eLtl Freight Required: false\n\u003cbr\u003eProp 65: Y\n\u003cbr\u003ePart Type: automotive\n\u003cbr\u003eEpa: N\/A\n\u003cbr\u003eCarb Acknowledgement Required: false\n\u003cbr\u003eRegular Stock: false\u003c\/p\u003e","brand":"Borla","offers":[{"title":"Default Title","offer_id":48047635136731,"sku":"bor11376","price":1624.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/8559\/1003\/files\/643a0f067580bcdc8ad7dc7574483596.jpg?v=1765490218","url":"https:\/\/hnbperformance.com\/products\/borla-84-91-chevrolet-corvette-c4-5-7l-v8-d-sq-ac-ic-rear-section-2-5-inch-converter","provider":"Hellnback Offroad \u0026 Performance","version":"1.0","type":"link"}