Doc's Diesel Transmission Filter Kits: Doc’s Diesel Transmission Filters are designed to keep your transmission fluid clean. Transmission Filters are very critical to the longevity of your vehicle and cleanliness of the transmission fluid so Doc’s Diesel recommends changing MORE often than OEM recommendations. Reduce costly repairs with regular transmission filter maintenance with Doc’s Diesel. Product Details: Complete Transmission Filter kit includes filter pan and gasket. Gaskets Made with premium rubber NBR material Premium Filter media keeps transmission fluid clean Gasket includes fitted screw holes for easy installation OE design, fit, and function that meets/exceeds OEM Requirements Vehicle Applications: • 2008-2010 Ford 6.4L Powerstroke F-250, F-350, F-450, F-550 with 5R110W Transmission • 2011-2016 Ford 6.7L Powerstroke F-250, F-350, F-450, F-550 with 5R110W Transmission Crossover #'s: • Doc's DF-321 Transmission Filter Kit: Motorcraft FT145 - OEM 8C3Z-7A098-D - Wix 58180 Change Interval: (Transmission Filter Kits) *MOST OEM recommendations are based off regular driving and NOT hauling. Doc’s Diesel recommends changing transmission filters earlier than OEM recommended for preventative maintenance and ensure longevity of your transmission. 25,000-50,000 miles Recommended 60,000 miles Maximum About Doc's Diesel:Doc’s Diesel is the new standard in aftermarket Diesel Filters. Our Premium Diesel Filter Line includes: Fuel, Oil, Cabin Air, Water Separator, and Air Filters. Doc’s Diesel Filters and Oil is designed for the Professional Installer/Service Provider, DIY’er, Auto Shop, Hot Shot Trucker, and many more businesses! We proudly ship our products right from our warehouse in Northwest Ohio.