Description
2017-2019 6.6L Duramax L5P GMC Sierra/Silverado 2500HD/3500 4" Downpipe Back Aluminized Exhaust System With Muffler kit that replaces your stock exhaust with Mel's Manufacturing's aluminized exhaust. Their contour 4" mandrel bent exhaust system comes with all required-high quality band clamps, pre weld contour bent hangers, and stronger flanges all to help you ease through the install process. This kit will help improve torque, milage, throttle response and make your truck sound great!
Notes
- Fits Extended Cab, Crew Cab, Short Box and Long Box
- Fits SRW (Single Rear Wheel) and DRW (Dual Rear Wheel)
- 4" Aluminized with Muffler
- Pickup only, does not fit Cab/Chassis
- Tuning required - See related products below