The AFE 49-44020 Mach Force XP 4" Race Front Pipe for your 2007.5-2010 GM 6.6L Duramax LMM is constructed of mandrel bent 409 stainless steel with OE style hangers and clamps. This 4" front pipe provides maximum flow for increased horsepower, torque and throttle response. The increased air flow also lowers EGT's. All hardware and components are included for a no-trouble installation. For use on Crew Cab, Short Bed trucks
- 4" Stainless Steel Construction
- Fits Crew Cab, Short Bed Models
Warning: This free-flow race front pipe requires the use of an aftermarket performance programmer with off-road tuning.