MBRP – 4″ Stainless DPF Back Exhaust – 2011-2014 Duramax 6.6L
Part # S6032409
2011-2014 Chevy/GMC 2500/3500
4″ Filter Back, Single Side, T409
Mirror polished T304 stainless steel tip
Rich, mellow exhaust note
Installs with common hand tools
Can improve fuel economy by 1-2 mpg
Boosts torque and horsepower
The Best Systems Start with the Best Materials.
MBRP’s XP Series is the performance exhaust of choice for the enthusiast who needs a system that can take anything that the road throws at it. This system’s rugged sixteen gauge T409 construction can be counted on to withstand everything from salt to rocks, tar to grime. We have had such success with this line that we back it with a Lifetime Warranty.