Holley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061-T6 billet aluminum for strength and durability. They feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. Holley Billet Fuel Pressure Regulators are available in a variety of configurations. Product Features:Adjustable From 35-65 PSICNC Machined Billet AluminumClear anodized For Good Looks and Corrosion ProtectionBolts In Stock Location For Ease Of Installation