Delphi FP10546 Fuel Injection Pressure Regulator. Fuel Injection Pressure Regulator. Inlet Port Diameter: 0.51 IN. Inlet Port Diameter: 13.0 MM. Inlet Type: Push In. Outlet Port Diameter: 8.0 MM. Outlet Port Diameter: 0.31 IN. This item may interchange to the following part numbers from other brands. To confirm that this part fits your vehicle, enter […]