FASS Titanium Series Wired Mesh Particulate Filter PF-3001FASS Fuel Systems PF3001 Particulate Filter (PF3001) Part No: PF3001 Our New Particulate Filter is rated at 144 microns. The 144 Micron Particulate Filter on the suction side will drastically reduce cavitation, increase flow properties, lower the sound output of the FASS System, and removes larger fuel particulates. The new XWS3002 MUST be used in conjunction with the PF3001, the new filters cannot be used in combination with the FF 3003 FF 3010 or FS