The product is a single OEM fuel injector for 97-02 Ford Expedition, E150, F150, and Mustang vehicles with 5.4L and 4.6L SOHC V8 engines. The manufacturer part number is 0280150943, with interchange part numbers FOTE-B1A, FOTE-D1A, FOTE-D5A, and other part numbers FOTE9F593B1A, FOTE9F593D1A, FOTE9F593D5A. It comes with a manufacturer warranty and is designed for gasoline fuel type.