The Shell Rotella RTO-49 diesel oil filter is guaranteed to meet fit, form, and function for those applications for which it is cataloged. It provides the capacity needed for diesel engines to help reduce engine wear by capturing dirt and contaminants and meets flow rate requirements for specific engine manufacturer's requirements. Shell Rotella Oil Filters follow the rigid requirements of light-duty diesel engines with regard to burst strength, media area, valve integrity, and capacity (*as defined by the manufacturer's engine type). The RTO-49 Oil Filter is designed for use on the following models: 1994-2003 Ford.For technical questions contact our Technical Help Desk at 1-800 BEST-OIL