The purpose of a fuel pressure regulator is to maintain a consistent pressure of fuel at the engine.
Fuel pressure regulator: high-quality Aluminum; Hose: 304 stainless steel & CPE synthetic rubber.
The pressure gauge needle shows you the exact reading, you can regulate the pressure from 30 psi to 70 psi. Universal fit for most EFI systems.
Includes 1x fuel pressure regulator, 1x pressure gauge, 1x 6an port plug, 3x 6an straight adapters, 3x 6an 90-degree adapters, 1x fuel rail adapter, 1x fuel regulator bracket, 3x 6an fuel line.