Gibson Exhaust 5631 GIB5631 07-10 SILVERADO /SIERRA 2500HD/3500 CREW CAB SB 6.0L DUAL EXHAUST SYSTEM

For the enthusiast who wants an awesome look and aggressive powerful sound this split rear bolt-on cat-back exhaust is for you. Gibson’s exhaust systems decrease backpressure, allowing the engine to produce more torque, increase horsepower. Typical gains average of 15-20 horsepower.