Fuel Pressure Regulator, Blueprinted 5 BAR, Drop In for Audi/Volkswagen Fuel Rail | Performance parts and accessories for Audi, BMW, Volkswagen, Mini, Mercedes Benz, Porsche and Volvo
We bench test and adjust the pressure of every regulator to exactly 5BAR, regulators from Bosch typically vary + - up to .5BAR, we are dialed w/in .1BAR.