1. Adjustable fuel pressure regulator with gauge allows you to adjust the fuel pressure to your needs 2. Increase the appropriate amount of fuel injection without changing the oil supply pattern, greatly improve the acceleration and re-acceleration power 3. Built-in diaphragm made of special material, can buffer the average fuel pressure and make the fuel pressure more stable 4. Adopt premium aluminum alloy material, high performance, safe and long service life. 5. Comes with bracket, wrench, pliers, etc., convenient to install and modify Specification: Description: This fuel pressure regulator (FPR) can increase the engine fuel pressure, then increase the atomization level of fuel injection, make the fuel combustion complete, so as to effectively improve the power and torque. In addition, there is a built-in diaphragm made of special material, which can buffer the average fuel pressure and make the fuel pressure more stable. Bring it home and give your car a new power while saving a