Transmission Cooler Bypass Valve For Dodge Ram 6.7L Cummins Automatic ONLY 13-18 Transmission Cooler Thermal Bypass Valve For 13-18 6.7L Cummins Automatic ONLY The fitting shown is for the 68RFE/545 only and is a replacement for the filter inside the transmission, its to replace the plastic one that typically melts. It is not needed or used with the installation of this valve. Note:Not include the orings/washers for the cooler lines NO installation instruction and recommend professional installation.