4" Cat & DPF Race Pipe With No Muffler | 2011-2015 GM 2500/3500 6.6L DURAMAX- 431015 " All Ability to add vehicle licenses

Ability to add vehicle licenses to tune multiple vehicles with one product

You need to plumb it in as well

6L is designed for use with PPE Up-pipes and Manifolds

Part Number: 0986435502DFLY

No need to remove bar from the truck to adjust

4" Cat & DPF Race Pipe With No Muffler | 2011-2015 GM 2500/3500 6.6L DURAMAX- 431015 " All Ability to add vehicle licensesConstructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Mel's system. For powerhouse performance, Mel's delivers horsepower you can hear! Features: Ease of installation Contour Bent Hangers TorcTite Clamps No Bungs Fits Cab Box