2019-2022 Cummins 6.7L P1 4" Race Pipe - No Muffler (CDAL447) 2005 1999-2013 Duramax 4-6" Lift Front

1999-2013 Duramax 4-6" Lift Front Performance Series 2

000 rpm on OEM springs

This repair kit from Alliant gives you all of the necessary connectors

PPE has taken OEM replacement to a new level

Ideal for single or compounded turbos installs

2019-2022 Cummins 6.7L P1 4" Race Pipe - No Muffler (CDAL447) 2005 1999-2013 Duramax 4-6" Lift Front2019 2022 Cummins 6. 7L P1 4" Race Pipe No Muffler (CDAL447) If you're looking to free up performance and stop having those pesky warning lights then this 4" race pipe is your ticket! With its high quality aluminized steel and its high flow setup, it means you'll be making great numbers out of your Cummins.