Fuel Pump for Escalade ESV EXT 02-03 Avalanche Suburban 1500 Yukon XL fit E3556M *** Please Check fitment for your vehicle Year/Make/Model on compatibility dropdown / chart. No modification necessary. Images depict actual item and necessary components *** FITS GAS MODELS ONLY. DOES NOT FIT FLEX FUEL MODELS. Fits Part Numbers: 323-01426 / 263-376 / 19180099 / E3556M / MU1088 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.