PPE Transmission Oil Thermal Bypass Valve For 17-20 6.6L Duramax gas vehicles Shock shaft: 5/8" hard-chrome heat-treated

Shock shaft: 5/8" hard-chrome heat-treated alloy steel

and increased valve spring pressures of your modified Duramax can quickly push the limits of your stock pushrods

Some Modifications May be Required

000 lbs per set

PPE Transmission Oil Thermal Bypass Valve For 17-20 6.6L Duramax gas vehicles Shock shaft: 5/8" hard-chrome heat-treatedPPE Transmission Oil Thermal Bypass Valve For 2017 2020 Chevy GMC 6. 6L Duramax Add another measure of protection and increase fluid flow with the easy to install billet aluminum PPE Transmission Oil Thermal Bypass Valve for the GM L5P Duramax Diesel. The OEM part has restrictive internal passages. When the OEM valve fails in the open position, transmission fluid doesnt reach your cooler. This can be caused by mechanical failure or debris. The result