2015.5-2016 Duramax LML P1 4" Performance Exhaust w/ Muffler (C6045P) 2011 - 2016 GM Transmissions & Drivetrains These Fuel Plugs seal in

These Fuel Plugs seal in 30

Remanufactured injector set flowing at 40 percent over

9L Cummins vehicles

This kit fits all 2009 and newer 6

2015.5-2016 Duramax LML P1 4" Performance Exhaust w/ Muffler (C6045P) 2011 - 2016 GM Transmissions & Drivetrains These Fuel Plugs seal in2015. 5 2016 Duramax LML P1 4" Performance Exhaust w Muffler (C6045P) The P1 Performance Products C6045P is the perfect setup for the 2015. 5 2016 GM Duramax that's being built to perform. The 4" Performance exhaust is backed by a P1 Performance Products 1 year warranty and is built in Canada with heavy duty aluminized steel it offers value without compromising on build quality.