Standard Efficiency Fuel Water SeparatorCat® Standard Efficiency Fuel Water Separators are designed to eliminate 100% free water and 90% emulsified water, along with smaller contaminates, while also helping extend the life of your fuel filter and fuel injectors.Designed and built specifically for Cat® equipment, our fuel water separators extend the life of your secondary filter and precision fuel system components.Choosing genuine Cat® filters is the best choice for protecting your Cat® equipment.Attributes: Designed by Caterpillar to be an integrated component of your critical fuel system Only available from Caterpillar No one knows Cat® Fuel Systems better than Caterpillar Cat® Filters perform better than will-fitters - see the test results