Fits: GMC/Chevy Duramax Diesel 2001-2005 6.6L 2500/3500 w/ LB7/LLY engine. Extended Cab, Long/Short box, SRW & DRW. Does not fit Suburban.
This exhaust system is for trucks with an OEM 4 Bolt Flange coming off of the catalytic convertor.
- 4" Mandrel bent tubing for maximum flow
- Lower Exhaust Gas Temperatures
- More Pulling Power
- Utilizes OEM Hangers
- Increased Horsepower and Torque
- Aluminized Steel material