Fuel Pump Assembly for 97-99 Chevy Astro GMC Safari 4.3L fits E3940M 19180091 *** Please Check fitment for your vehicle Year/Make/Model on compatibility dropdown / chart. No modification necessary. Images depict actual item and necessary components *** DIRECT REPLACEMENT FUEL PUMP Fits Part Numbers: 323-01065 / 263-301 / 25178736 / 19180091 / E3940M / MU47 / MU109 Limited-Lifetime Warranty Brand New Item ThisComplete Fuel Pump Kitcontains the Module, Sending Unit and allnecessarycomponents-all built according to the highest standards of quality and precise specifications.