2015-2018 Silverado/Sierra 1500 w/ 8L90 Transmission Transmission Fluid Thermal Bypass Valve PPE Diesel Air Inlet Elbow|Cold Air Intake|Performance (10) M10 x 1

(10) M10 x 1

6L Duramax LB7 CA (117000424)

Safe on stock trucks

Fabricated from 1/8 Inch 304 stainless steel

2015-2018 Silverado/Sierra 1500 w/ 8L90 Transmission Transmission Fluid Thermal Bypass Valve PPE Diesel Air Inlet Elbow|Cold Air Intake|Performance (10) M10 x 1Transmission 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