PPE Diesel 125071000 2015-2018 Silverado/Sierra 1500 w/ 8L90 Transmission Transmission Fluid Thermal Bypass Valve PPE Diesel CORE-2500 The harder you work your

The harder you work your engine

Largest air filter in its class (Dry: 733 square inch surface area)

Engine Years 1996-1998

maximizing flow and performance

PPE Diesel 125071000 2015-2018 Silverado/Sierra 1500 w/ 8L90 Transmission Transmission Fluid Thermal Bypass Valve PPE Diesel CORE-2500 The harder you work yourTransmission Fluid Thermal Bypass Valve Add another measure of protection and increase fluid flow to the transmission cooler. Increase cooling capacity with this easy to install billet aluminum PPE Transmission Fluid Thermal Bypass Valve for the GM 8L90 8 Speed transmission. The OEM part has restrictive internal passages. When the OEM valve fails in the closed position, transmission fluid doesn't reach your cooler. This can be caused by mechanical