Today we're going to take a look at the Flex-A-Lite Direct Fit Transmission Oil Cooler with the Cooler Guard. This has the three eighths inch barbed fitting with the J-return and Class I rating. This kit is the transmission cooler and the cooler guard. It is designed to fit most 2003 to 2007 Ford Six Liter Super Duty Diesels. This is designed to work with the Flex-A-Lite radiator, part number… see more >