2015.5-2016 Duramax LML P1 4" Race Pipe Kit - No Muffler (CGMS9429) 2007.5 - 2009 Dodge Transmission & Drivetrains TBN booster is also infused

TBN booster is also infused with our FR3 Friction Reducer

The special alloy heat-treated

Uses standard small block parts

5-2010 Duramax PCV/ CCV Breather Reroute Kit (LBZ-INT-A008)

2015.5-2016 Duramax LML P1 4" Race Pipe Kit - No Muffler (CGMS9429) 2007.5 - 2009 Dodge Transmission & Drivetrains TBN booster is also infused2015. 5 2016 Duramax LML P1 4" Race Pipe Kit No Muffler (CGMS9429) Stay at the top on race day in your 2015. 5 2016 Chevy GMC 2500 3500 HD with the P1 Performance Products CGMS9429 4" race pipe. P1 Performance Products Race Pipe is built from Stainless Steel and comes complete with OE style hangers and clamps for an easy installation.