Power Boost Valve Fuel Pressure Regulator Kit (Adjustable)Designed for use on EFI fuel injection engines with special fuel enrichment facility for acceleration, commonly known as a 'Rising Fuel Rate'.The Renrichment Ratio is 1:1.7Suitable for standard and tuned vehicles (quicker throttle response)Faster Acceleration (throttle hesitation eliminated in most cases)Normal economy on light throttle.Consists of:-1 x 384 fuel pressure regulator & mounting kit1 x High pressure fuel pipe1 x Vacuum pipe1 x Fuel rail adaptorGuage facility:- YesVacuum Port:- YesAdjustable Range:- 1.0-5 BarFlow:- Directly relates to the flow rate of the fuel pumpFuel Petrol up to E10Manufacturer Malpassi