Gibson Exhaust 315605 GIB315605 07-09 SILVERADO/SIERRA 2500/3500 HD CREW/EXTENDED CAB 6.6L DIESEL SINGLE EXHAUST SYSTEM Fits select: 2007-2009 CHEVROLET SILVERADO, 2007-2009 GMC SIERRA

Gibson Exhaust 07-09 SILVERADO/SIERRA 2500/3500 HD CREW/EXTENDED CAB 6.6L DIESEL SINGLE EXHAUST SYSTEM

Every Gibson diesel exhaust system is designed to decrease backpressure, reduce exhaust temperatures and allow the engine to produce more torque and increase horsepower. Dyno tested results have proven increases as much as 32 Horsepower and 60ft lbs of increased torque. Fits Select: 2007-2009 CHEVROLET SILVERADO 8 Cyl 6.6 L 2007-2009 GMC SIERRA 8 Cyl 6.6 L 2007 GMC NEW SIERRA 8 Cyl 6.6 L and more - add your vehicle to our fit widget to check