PROMO Magnaflow 4" XL DPF Series Filter-Back Performance Exhaust System 2008 GMC/Chevy Duramax 6.6L $784.00
PROMO Magnaflow 4” PRO DPF Series Filter-Back 2014 Chevy/GMC Duramax Silverado/Sierra 2500hd/3500hd 6.6L $464.00
PROMO Magnaflow 4" PRO Series Cat-Back Performance Exhaust System 2006-2007 GMC/Chevy Sierra/Silverado 2500 $675.00
PROMO Magnaflow 4" PRO Series Cat-Back Performance Exhaust System 2006-2007 GMC/Chevy Sierra/Silverado 3500 $494.00