Water, sediment and all the other pollutants in fuels, are especially harmful for cars. The diesel filter is a vital component for good vehicle conditions and performance, which is why UFI Filters has developed the most technologically advanced solutions to meet every request in terms of filtering efficiency, capacity to hold back dust, water separation and pressure drops. UFI Filters DFM (Deep Filtration Media), developed for OEM and present in the filters in the UFI Aftermarket catalogue, is a patented system created in their Innovation Centres to guarantee optimum protection for the engine against water residue in the fuel, sediment, and even the smallest particles (up to 4 micron) with an efficiency level higher than 86% according to the ISO19438 specifications.