Adjust the fuel pressure so that the fuel injector can maintain the ideal fuel and boost ratio. Adjustable up to 100psi Fuel Pump Capacity ,6AN inlet ports and return port, 300-800 hp high power application. The fuel pressure regulator is a necessary component of any EFI system. It regulates the fuel pressure flowing through the system and maintains a constant fuel pressure. Professional installation recommended, universal fit for most vehicles EFI system, adjustable fuel pressure regulator is installed as far as possible behind the fuel rail. If you have any questions, you are welcome to consult. We are happy to solve the problem for you.
