2016-2019 Nissan Cummins 5.0L 4" Race Pipe (441003)2016 2019 Nissan Cummins 5. 0L 4" Race Pipe Kit (441003) 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!

we HIGHLY RECOMMEND this kit to protect your investment

Just want to replace your stock turbo with something more durable and offers better performance

Enhanced Reliability: Stable valvetrain geometry translates to consistent cam timing and better overall performance

2011-2015 Duramax LML 4" Cat Back Exhaust No Muffler (431014)

WARRANTY:  2 year unlimited mile

6 Hole Nozzle Design

2011 - 2015 GMC Duramax 6

Sold upon completion of race waiver

Viscosity typical of 15W-50

Note: Tool steel retainers are not included but can be purchased separately

Engineered for High Cylinder Pressures: Superior sealing under extreme conditions

The stage 3 turbo is a MONSTER and will run great on the dyno and the track