2017-2024 Duramax L5P CCV Upgrade Kit
Upgrade the CCV system in your 2017+ L5P Duramax! All billet machine parts with AN fitting included.
Can be used on a completely stock or modified truck.
We have the optional breather hose that is meant for oil vapors and crankcase ventilation and is not subjected to swelling. It comes in a 6ft section of tubing!