Aeromotive Inc. is a true high performance aftermarket manufacturer specializing in fuel delivery and fuel delivery components. Utilizing aerospace tolerances and procedures, three generations of track experience, and a meticulous approach to engineering, Aeromotive Fuel Systems has become the absolute pinnacle of performance fuel delivery. PartNumber : aer13137 Description : Belt Drive EFI Regulator; (1) AN-12 Inlets, (1) AN-12 Outlet, (1) AN-12 Return Inlet Port Diameter : 3/4 Outlet Port Diameter : 3/4 Port Quantity : 3 Pressure Range : 30-120 Title : Adjustable Regulator, 30-120 PSI, .500 Valve, (2) -12 inlets, -12 outlet California Proposition 65 : WARNING: This product can expose you to chemicals including chromium, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov. Fuel Delivery::Fuel Pressure Regulators