Description
6L80E 6L90E GM Cooler Thermal Bypass Block
This is the production GM cooler thermal bypass valve found in the 2014+2018 1/2 Ton Silverado/Sierra/Tahoe/Suburban/Yukon.
This product is intended to be used with the 6L80E and 6L90E.
*This will not fit older 6L80E transmissions
