If you're looking for an offshore piece of junk regulator, this product is not for you! If you're looking for the best performing regulator on the market that is designed and built in the USA from the highest quality components available, this is your regulator. Snow Performance's Compact Billet Fuel Pressure Regulator sets itself apart from the competition with a Fluorosilicone coated Nomex diaphragm, and all stainless steel internal components, including the regulator spring. Combine all these features with a body that is CNC-machined billet aluminum, for strength, durability, and anodized black for the ultimate in corrosion resistance. The result is a fuel pressure regulator that responds lightning fast to your vehicle's ever-changing fuel flow demands and is compatible with any type of fuel, INCLUDING E-85 and METHANOL!,, Features:,, Made in the USA, Adjustable from 3-80 psi, Three 6AN ORB inlet/outlet ports, 6AN ORB Return Port, 1/8 hose barb for 1:1 vacuum/boost reference, 1/8 NPT gauge port