Fuel filter works as human's tongue and digestive system, it is also one of the most important parts in filtration system of automotive. Fuel filer protect engine's fuel with pertinence, mainly on injection pump and injection nozzle. Fuel filter filtrate the water and impurity in the fuel which mixed inside fuel during production and transportation. Fuel filter  separate fuel and water, reduce dissipation of injection pump and nozzle, to making the other components in the intake system clean. Clean fuel will prolong the life span of the injector and maintain higher fuel efficiency. RockFilter produce OE quality filter at competitive price, wide ranges of Fuel Filters available.