The Mishimoto transmission cooler bypass kit for 2010–2012 Ram 2500/3500 6.7L Cummins lets you bypass the factory transmission cooler without discharging the A/C system. Designed to work with the MMTC-RAM-10 cooler, it redirects flow around the OEM cooler and condenser if contamination occurs, simplifying service. The kit aims for hassle-free installation and is covered by Mishimoto's lifetime warranty.
Mishimoto 10-12 Ram 2500/3500 6.7L Cummins Transmission Cooler - Bypass