Electric Fuel Pump E2237S for 1999-2003 FORD F-150 V6 4.2L, V8 4.6L, V8 5.4L, 1999 FORD F-250 V8 4.6L, V8 5.4L, 2004 FORD F-150 HERITAGE V6 4.2L, V8 4.6L, V8 5.4L (Check Detailed Compatibility in Product 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