General description The Universal Aluminum Alloy Adjustable Fuel Pressure Regulator (FPR) with Fuel Pressure Gauge is specifically designed to maintain optimal pressure in the fuel rail, making it ideal for high-performance and turbocharged engines. This regulator ensures the highest performance for vehicles, offering a long service life and extremely reliable operation. Technical specifications Material: High-quality aluminum Design: Oil-filled fuel pressure gauge for maximum and consistent readings Installation Easy installation Can be installed in the vacuum tube and return tube