Our high flow performance exhaust systems maximize exhaust flow so your engine keeps its cool with lower exhaust temperatures. Your reward will be greater fuel efficiency; more torque; more horsepower; and last but not least a sound that is pure MBRP.
Installer Series Cat Back Exhaust System; 3 1/2 in.; Incl. Extension Pipe/Muffler/Over Axle Pipe/Tailpipe/Hardware/4 in. OD Tip; Single Side Exit; Aluminized;
4" OD Tip Included

Fitment:
Chevrolet Silverado 1500 LT 2011
Chevrolet Silverado 1500 LT 2012
Chevrolet Silverado 1500 LT 2013
Chevrolet Silverado 1500 LTZ 2011
Chevrolet Silverado 1500 LTZ 2012
Chevrolet Silverado 1500 LTZ 2013
GMC Sierra 1500 Denali 2011
GMC Sierra 1500 Denali 2012
GMC Sierra 1500 Denali 2013
GMC Sierra 1500 SLE 2011
GMC Sierra 1500 SLE 2012
GMC Sierra 1500 SLE 2013
GMC Sierra 1500 SLT 2011
GMC Sierra 1500 SLT 2012
GMC Sierra 1500 SLT 2013