Mishimoto MMTC-RAM-03SL Automatic Transmission Oil Cooler, Compatible with Dodge Ram Cummins 2500, 3500 5.9L & 6.7L, 2003-2009

Fits all 2003-2009 Dodge Ram 5.9L & 6.7L Cummins 159% Increase in fin surface area Includes fully serviceable thermostat for fast warm-up in cold climates and thermostat bypass for constant cooling in hot climates Stacked-plate design for tough and reliable cooling Mishimoto Lifetime Warranty