2011-2015 Duramax Flo Pro 4" Cat Back Race Exhaust No Muffler
2011-2015 Duramax 4" Downpipe Back Exhaust No Muffler (FLO 864NM)
Fits: 2011-2015 6.6L Duramax w/ V-band flange at Downpipe.
Looking to make more power and increase your MPG on your 2011-2015 Duramax? The FLO-864NM by Flo~Pro is your answer. It allows you to remove the restrictive OEM exhaust system and replace it with a free-flowing 4" exhaust system from downpipe back! The FLO-864NM doesn't include a muffler and is 'intended' for race applications!
- 4" Downpipe Back Single Exhaust system. This setup does NOT include a muffler and is intended for Race Applications
- Aluminized Steel
- Single Side Exit
- Easy Install - Mounts to OE Hangers
Part Number: FLO-864NM