Installation REQUIRES cutting O.E. System. BORLA Cat-Back system 140943BC is designed specifically for the Chevrolet Colorado and GMC Canyon trucks with the 2.7L turbocharged engine. Our S-Type Cat-Back delivers a sportier sound and a more exciting driving experience without any drone. It features 4" Black Chrome on T-304 stainless steel tips. Using Borla Stainless Steel Polish p# 21461 is NOT recommended with these black chrome tips. We suggest cleaning the tips with hot water and a microfiber cloth. BORLA Cat-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. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. As you can expect from BORLA, the exhaust is constructed using T-304 stainless steel and comes with a Million-Mile Warranty. Give your Colorado/Canyon the sound it deserves, bolt on a BORLA. System Features: Cat-Back Exhaust System, S-Type Sound Level, T-304 Stainless Steel Construction, 3" Pipe Diameter, 4" Black Chrome On T-304 Stainless Steel Tips, No-Drone, Million Mile Warranty