The Donaldson Fuel Filter is designed to provide superior protection for your fuel pumps and injectors from contaminants. It prevents clogs and provides more power and better fuel mileage. This filter is easy to install and is designed to meet the efficiency test standard SAE J1985. Clean fuel helps maintain optimal engine performance and extends the life of fuel system components. The high level of filtration ensures that contaminants such as dirt and rust are effectively removed from the fuel before it reaches the engine. FleetPride is your First Click in Heavy Duty®.