AROSPEED® Fuel Regulator Turbo is made out of billet alumimnium and comes with its own pressure gauge. It also features a twin diaphragm construction, making it suitable for turbocharged car. These Arospeed FPR's are rated for above 1.7 bar of boost making them suitable for high power turbocharged cars. The installation of performance fuel injectors or a high-flow fuel pump requires the use of an after market fuel pressure regulator to allow pressure adjustments while maintaining a stable base pressure. AROSPEED® adjustable fuel regulator can be used to maximise a standard fuel system’s ability to cope with minor power modifications.