Magnaflow Performance 4" 'BLACK SERIES' (Cat Back) Exhaust System - 2001-2005, Chevrolet/GMC Duramax 2500HD/3500, 6.6L (EC-LB) - 17035 Magnaflow 17035 Quick view Compare
Magnaflow Performance 4" 'PRO SERIES' (Cat Back) Exhaust System - 2006-2007, Chevrolet/GMC Duramax 3500HD, 6.6L (CC-LB) Dually - 17941 Magnaflow 17941 Quick view Compare
Magnaflow Performance 4" (Cat Back) Exhaust Sytem - 2001-2005, Chevrolet/GMC Duramax 2500HD/3500, 6.6L (CC-LB) Dually - 16930 Magnaflow 16930 Quick view Compare
Magnaflow Performance 4" Dual 'XL' (Cat Back) Exhaust System - 2006-2007, Chevrolet/GMC Duramax 2500HD/3500, 6.6L (CC-SB) - 16965 Magnaflow 16965 $765.00 Quick view Compare Add to Cart
Magnaflow Performance 4" Dual (Cat Back) Exhaust System - 2006-2007, Chevrolet/GMC Duramax 2500HD/3500, 6.6L (CC-SB) - 16964 Magnaflow 16964 Quick view Compare
Magnaflow Performance 4" Off Road Pro Series (Cat Back) Exhaust System - 2001-2007 Chevrolet, GMC 2500 & 3500 Duramax 6.6L (CC-SB)" - 17128 Magnaflow 17128 Quick view Compare
Magnaflow Performance 5" 'XL' (Cat Back) Exhaust System - 2006-2007, Chevrolet/GMC 2500HD/3500, 6.6L (CC-SB) - 16961 Magnaflow 16961 Quick view Compare
Magnaflow Performance 5" (Cat Back) Exhaust System - 2006-2007, Chevrolet/GMC 2500HD/3500, 6.6L (CC-SB) - 16960 Magnaflow 16960 Quick view Compare
