Fuel Pressure Regulator - 40 to 75 PSI - In-Line - 10 AN Female O-Ring Inlet - 10 AN Female O-Ring Outlet - 6 AN Female O-Ring Return - 1/8 in NPT Port - Integrated Filter - Aluminum - Black Anodized - Each Brand-AEROMOTIVE MPN 13146 . **NOTE: w/10an inlet/Outlet ports - 6an Return Port Truck Freight NO