Electric Fuel Pump E3511M for 1998-2000 CHEVROLET EXPRESS 3500 V8 5.7L & 7.4L, 1999 CHEVROLET EXPRESS 3500 VAN V8 7.4L, 1998-2000 GMC SAVANA 3500 V8 5.7L & 7.4L-Must Check Compatibility in Description Below Packaged in Airclin colored box Every single pump is 100% tested in all standards before shipping out of the factory Best materials are used for longer life and durability Designed and manufactured by state of art technology for optimum fuel flow One year warranty in material and workmanship