This BORLA(R) system has a valve simulator to prevent the Check Engine Light from coming on. It was designed specifically for the 6.2 Liter Silverado and Sierra 1500. Factory Split Rear Exit Vehicles ONLY. Add Adapter 60706 (Quantity of 2) For Crew Cab With Standard Bed (6 Foot 7 Inch) 157 Inch wheelbase vehicles. This 2.75 inch inlet into 2.75 inch pipes Cat-Back™ system by BORLA(R) features a True Dual design which REQUIRES cutting the factory Y-Pipe. The system has the famous S-Type sound level with no drone inside the vehicle. The muffler contains an internal X-Pipe for increased performance and improved sound. This system features dual 3.5 inch round black chrome on T-304 stainless steel tips on each tail pipe. Installation REQUIRES removal of the Factory Valance Tips. Using BORLA(R) Stainless Steel Polish part 21461 is NOT recommended with these black chrome tips. We suggest cleaning the tips with hot water and a microfiber cloth. Systems with bright chrome on T-304 stainless steel tips, carbon fiber tips, and systems that reuse the original equipment tips are also available. It is built with premium, high-quality austenitic T-304 stainless steel using computer numerical control (CNC) manufacturing techniques that ensures accurate fit and maximum performance. BORLA(R) Cat-Back™ and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA(R) Sound of Power respected by motoring enthusiasts everywhere. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.
