2015.5-2016 Duramax LML P1 4" Installer Series Race Pipe w/ Muffler (CGMAL431)2015. 5 2016 Duramax LML P1 4" Installer Series Race Pipe w Muffler (CGMAL431) The P1 Performance Products CGMAL431 is the perfect setup for the 2015. 5 2016 GM Duramax that's being built to perform. The 4" Performance Race Pipe is backed by a P1 Performance Products 3 year warranty and is built in Canada with heavy duty aluminized steel it offers value without compromising on build quality.

OEM Part Number: 9C3Z5H221A

This kit comes complete with all of the necessary ancillary components with exception to head bolts or head studs for those that already have them

The Alliant Power AP0030 is a replacement harness connector to replace those brittle old components on your 6

Upgrade your 12V Cummins (1989–1998) with our Fire Ring Gasket

7L GDP Mega-Flo Throttle Valve Grid Heater (07510-MF-TVH)

This feature allows you to drain all of your oil pan’s dirty engine oil

1997-1999 Powerstroke 7

2011-2019 Powerstroke 6

The Dart Big M2 is designed from the ground up as a true racing engine block which can be used with standard off the shelf big block components

BD Diesel Injector Line Kits is a great replacement for rusty or corroded injector lines in your 2007

2011-2016 Powerstroke Cylinder Head Gasket - Left Side (54886)

Treated with an additional Nitriding process in which offers additional benefits of Increased Surface Hardness