This Borla(r) system has a valve simulator to prevent the Check Engine Light from coming on. It was designed specifically for the 6.2L Silverado and Sierra 1500. Factory Split Rear Exit Vehicles ONLY. Tips NOT included, reuse factory tips. Systems with tips are also available. This 2.5" diameter inlet into 2.75" pipes Cat-Back(tm) system by Borla(r) features a True Dual design which is unique in the industry. Installation REQUIRES cutting the factory Y-Pipe. The system has the famous Borla(r) "S-Type" sound level with no drone inside the vehicle. The muffler contains an internal X-Pipe for increased performance and improved sound. Borla(r) Cat-Back(tm) 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. 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. Give your Silverado or Sierra the sound it deserves, bolt on a Borla(r). Best of all, Borla(r) 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.

Genuine Borla. Part number 140999.

Ships from US warehouse.

WARNING: California Proposition 65 — this product can expose you to chemicals known to the State of California to cause cancer or reproductive harm.