Description
Revmax Allison Transmission Cooler Thermostatic Bypass Upgrade For 17 20 L5P Duramax 2014 2018 silverado 1500 1 Foot of length HSK66 12637785 12637788 1 Foot of length Off road settings on the CRAWL screen include Sway Bar Disconnect nothing is altered This equates to lower operating temperatures and longer transmission life