Fits: 2007.5-2010 GM LMM Pickup w/ 6.6L Duramax - All Wheelbase
The FLO 634NM is a 5" Downpipe Back Exhaust system for the 2007.5-2010 Duramax 6.6L. It replaces your restrictive OE exhaust system from the downpipe back with a 5" mandrel bent exhaust system, this kit does not include a muffler and is designed for race applications. This exhaust not only sounds great, but will improve your torque, mileage, and throttle response!
- 5" Downpipe Back Exhaust system.
- Aluminized Steel & Stainless Steel
- Single Side Exit
- Easy Install - Mounts to OE Hangers
- No Muffler
Part Number: FLO-634NM