RAM Transmission Cooler Thermal Bypass Valve (TBV) Upgrade 13-18 Ram XDP CP4 Studs Are Reusable

Studs Are Reusable

Harshness (NVH) analysis

or making a pass down the track

A Tool That Will Last A Lifetime

In both stock and performance applications

RAM Transmission Cooler Thermal Bypass Valve (TBV) Upgrade 13-18 Ram XDP CP4 Studs Are ReusableReplace the problematic factory thermal bypass valve in your 13 18 Dodge RAM 6. 7L Cummins before is causes catastrophic failure with the XDP Transmission cooler Thermal Bypass Valve Upgrade XD343. The OE thermal bypass valve is designed to route bypass the transmission cooler and cold temperatures in in order to bring the transmission up to operating temperature faster. Unfortunately, the bimetallic valve commonly fails in the closed position,