The Redhorse Performance 4501 cartridge style high performance fuel filter uses a replaceable 10 micron paper element for extra fine filtration. The Redhorse Performance cartridge is CNC machined and hand polished for an unbeatable finish. Integral mounting bracket makes installation a breeze. Maximum flow of 225 GPH. Can also be used for fuel injection. Available in black and clear anodized finishes. Use with 920 series.