11-14 6.6L Duramax MBRP Stainless DPF Back Exhaust

11-14 6.6L Duramax MBRP Stainless DPF Back Exhaust

SKU: S6032409 Category:


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
  • Lifetime Warranty


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.

Additional information

Weight 37 lbs
Dimensions 5 × 5 × 5 in