Description
MBRP – 4″ Stainless DP Back Off-Road Exhaust for 2001-2007 GM 6.6L Duramax
Fits All LB7-LLY-LBZ 6.6L Engine Models
Part# S6004409
2001-2007 Chevy/GMC 2500/3500 Classic Duramax
Down Pipe Back, Extended Cab/Crew Cab,
Off-Road, Single Side
Down Pipe Back, Extended Cab/Crew Cab,
Off-Road, Single Side
KEY FEATURES:
- 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
- Complete Cat Back System
