Gibson Exhaust 65206 GIB65206 2001 SILVERADO 8.1L 2500HD/3500HD CREW CAB LONG BED DUAL EXHAUST SYSTEM

If you're looking for that awesome street truck look and want to keep the exhaust from affecting your tow trailer or vehicle, this dual cat-back exhaust is for you. Designed for hassle free, bolt-on installation with professional looking results while providing a powerful aggressive deep exhaust tone. Dyno tested to assure increased horsepower and produce more torque gains with no annoying noise inside the cab. Average horsepower gains are 10-15 and 15-20lb-ft of increase torque