Brand: Aeromotive Manufacturer's Part Number: 13129 Part Type: Fuel Pressure Regulators Product Line: Aeromotive Universal Bypass Regulators Automotive Fittings Part Number: AEI-13129 UPC: 00684980003680 Regulator Pressure (psi): 40-75 Regulator Style: Return Regulator Location: Inline Boost/Vacuum Reference Port: Yes Boost/Vacuum Rise Ratio: 1:1 Gauge Port: Yes Inlet Quantity: 1 Regulator Inlet Size: -6 AN Inlet Attachment: Female straight cut O-ring Outlet Quantity: 1 Regulator Outlet Size: -6 AN Outlet Attachment: Female straight cut O-ring Return Fitting Size: -6 AN Return Attachment: Female straight cut O-ring Fittings Included: No Regulator Material: Aluminum Regulator Color: Black Rebuildable: Yes Mounting Bracket Included: Yes Remanufactured: No Quantity: Sold individually. Description: Aeromotive universal bypass fuel pressure regulators are dual purpose—for use with fuel systems in street or track applications. They feature adjustable base pressure and are ideal for vehicles/systems where superior flow and pressure control are desired. The regulators are available in different styles and pressure ranges, and for fuels such as gasoline, diesel, and flex.