OE Replacement Fuel Pressure Regulator
Fuel pressure regulators ensure that your vehicle's fuel supply is precisely metered for optimum mileage and performance. Defective regulators often develop excessive pressures which creates excessively rich air/fuel mixture and robs your mileage and performance. If the regulator diaphragm leaks through the vacuum hose into the engine intake manifold, the fuel mixture will also become excessively rich. Don't take chances with your fuel supply replace you regulator for peek fuel system efficiency.