High Performance, adjustable EFI regulator designed for medium to high horsepower applications. This regulators features Aeromotives high-flow design, superb pressure control and legendary durability. * Engineered for A1000 class and smaller pumps. * Gas, ethanol, methanol and diesel compatible. * 40-75 PSI adjustable base pressure range. * 1:1 vacuum/boost reference capability. * 1/8 NPT dedicated gauge port. PartNumber : aer13138 Description : A1000 Gen II EFI Adjustable Regulator; (2) -06 Inlets & (1) -06 Return Inlet Port Diameter : 3/8 Outlet Port Diameter : 3/8 Port Quantity : 3 Title : EFI Adjustable Regulator, (2) -06 inlets, -06 return 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