Cim-Tek offers a wide variety of spin-on filters for fuel dispensers. The spin-on design makes change-out quick and easy. For use with gasoline, diesel, biodiesel blends up to B20, and ultra-low sulfur diesel (ULSD) to remove common contaminants such as dirt, dust, and rust. UL listed. Flow is up to 25 GPM.Â 1" inlet, Service Station Use.