2017-2025 Duramax L5P CCV Upgrade Kit - JZM

Upgrade the CCV system on your 2017+ L5P Duramax! All billet machined parts with AN push-lock 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!