XDP Tow Series Flex Plate 2007.5-2018 Dodge Ram 6.7L Diesel (Equipped With 68RFE Transmission)Upgrade your diesel workhorse today with the XDP Tow Series Flex Plate XD646. If your truck is used for constant heavy duty towing, it's only a matter of time before your factory flex plate fails. Modifications and continuous heavy hauling add further strain to the flex plate which can result in heat spots from the torque converter. These heat cycles can cause these heat spots to crack and cause the center of the flex plate to tear away from the rest