2007-2012 Cummins 6.7L 4" Cat & DPF Race Pipe No Muffler (411022 / 412022) Material:Aluminized

2007-2012 Cummins 6.7L 4" Cat & DPF Race Pipe No Muffler (411022 / 412022) Material:Aluminized2007 2012 Cummins 6. 7L 4" Cat & DPF Race Pipe No Muffler (411022 412022) Constructed 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!

Mahle gaskets are manufactured from only the best materials to give you the ideal fit & factory seal for your cylinder heads

TS Booster doesn't affect warranty or tamper with emissions

It eliminates potential low fuel rail pressure DTC codes P1093 or P0087 (low fuel rail pressure during power enrichment) that are caused by insufficient pressure relief valve spring pressure opening

the TS Booster sophisticated A

you eliminate the complexities and potential points of failure associated with the system

This header has been designed for those who are pushing the extreme limits with their Cummins

this kit eliminates the "dead-head" stock fuel rails and provides adjustable fuel pressure capability to the Powerstroke fuel system

Installing a CCV filter delete kit can have several advantages

4L 4" DPF Back Exhaust(421109)

Machine Block & Head: Achieve maximum flatness for a proper seal—especially important if pushing horsepower beyond 800 HP

low rpm efficiency

Upgrade to our Upgraded Thrust Plate Retainer and give your engine the added protection it needs to run smoothly and efficiently