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.
XP Series Cat Back Exhaust System; 3 1/2 in.; Incl. Front Pipe/Ext. Pipe/Muffler/Over Axle Pipe/Tailpipe/Hardware/4 in. Tip; Single Side Exit; T409 Stainless Steel;
4" OD Tip Included

Fitment:
Chevrolet Silverado 2500 HD LT 2007
Chevrolet Silverado 2500 HD LT 2008
Chevrolet Silverado 2500 HD LT 2009
Chevrolet Silverado 2500 HD LT 2010
Chevrolet Silverado 2500 HD LTZ 2007
Chevrolet Silverado 2500 HD LTZ 2008
Chevrolet Silverado 2500 HD LTZ 2009
Chevrolet Silverado 2500 HD LTZ 2010
Chevrolet Silverado 2500 HD WT 2007
Chevrolet Silverado 2500 HD WT 2008
Chevrolet Silverado 2500 HD WT 2009
Chevrolet Silverado 2500 HD WT 2010
Chevrolet Silverado 2500 HD Classic LS 2007
Chevrolet Silverado 2500 HD Classic LT 2007
Chevrolet Silverado 2500 HD Classic WT 2007
GMC Sierra 2500 HD Classic SL 2007
GMC Sierra 2500 HD Classic SLE 2007
GMC Sierra 2500 HD Classic SLT 2007
GMC Sierra 2500 HD Classic WT 2007