For Fuel Pressure Regulator For Ford Ranger Explorer Aerostar Mazda Navajo B4000 4.0L 1991-1998 F37Z-9C968A FP10320 158-0339 FIT FOR: em-condition: 100% Brand New In Factory Original Package. Not refurbished or re-manufactured parts.Meterials: Made of High Quality Durable Material That Meets OE Standard All The Parts We Use Are The Highest Standard In The Industry Installation-guide: Basically,there are two ways to find the fuel pump (Depends on vehicle). You may refer to the following pictures for details: 1.Under the back seat 2.Take apart the fuel tank to complete the work Features: We have over 20 years experience on manufacturing the fuel pump. Each product is manufactured in ISO 9000 / ISO 9001 / ISO 9002 certified facilities with exquisite craftsmanship. 100% mechanically tested prior to leaving the factory ensures optimal performance and enhanced durability