Doc's Diesel Transmission Filter Kits: Transmission filters trap impurities in the fluid, ensuring smooth gear shifts and preventing expensive repairs. Regular filter changes protect key components like the torque converter and fluid pump from damage caused by contaminants. Without proper maintenance, a clogged filter can lead to overheating, premature wear, and even transmission failure, which can be costly to repair. Additionally, a clean filter improves transmission efficiency, reducing engine strain and enhancing fuel economy by ensuring smoother shifts and lower fuel consumption. Product Details: Includes filter pan and gasket Premium filter media keeps transmission fluid clean Gaskets are made with premium rubber NBR material Gasket includes fitted screw holes for easy installation Doc's auto parts all have an OEM design, fit, and function that meets or exceeds OEM Requirements Fitment + Interchange: Vehicle Fitment: 2007.5-2024 Ram 6.7L Cummins 2500, 3500 with 68RFE Transmission 4WD Interchange: Doc's DF-211: Mopar 5013470AC, Wix WL10394, Premium Guard PT1271 Change Interval: Transmission Filters: Every 25,000-50,000 miles or 60,000 miles maximum Note: Most OEM recommendations are based on regular driving and NOT hauling. Doc’s Diesel recommends changing transmission filters earlier than OEM recommended for preventative maintenance and to ensure the longevity of your transmission. Above all recommendations, change according to your vehicle’s manufacturer warranty.