PROMO Magnaflow 4" PRO DPF Series Filter-Back Performance Exhaust System 2011 GMC/Chevy 6.6L Diesel $451.00
PROMO Magnaflow 4" XL DPF Series Filter-Back Performance Exhaust System 2008 GMC/Chevy Duramax 6.6L $784.00
PROMO Magnaflow 4" PRO Series Cat-Back Performance Exhaust System 2006-2007 GMC/Chevy Sierra/Silverado 2500 $675.00