Munirater Injector Sleeve Cup Removal Install Tool is a replacement for 1994-2003 F-Series 7.3L, 1994-2003 E-Series 7.3L, and 1994-2003 Powerstroke 7.3L. It is made of high-speed steel cone for durability and can be used hundreds of times. It is designed with hardened threads on the disassembly tools for better performance. It is small enough to enable you to change even the hard to get at cups at the rear of the engine. Part numbers XC3Z9229AB and F4TZ-9F538-A are compatible with this tool. Get the Munirater Injector Sleeve Cup Removal Install Tool and make your job easier.