A device that uses engine vacuum or hydrualic pressure to multiply or boost the pedal effort of the driver while braking, thus adding more hydrualic pressure to the brakes for added stopping power.
Car OBD Codes, OBD-II Codes, Error Codes
A device that uses engine vacuum or hydrualic pressure to multiply or boost the pedal effort of the driver while braking, thus adding more hydrualic pressure to the brakes for added stopping power.