Go Fast Bits G-Force II Electronic Boost ControllerTake control of the boost level in your turbo car with a GFB G Force II boost controller, one of the simplest and most cost effective power increases available. This unit includes more features than other higher priced boost controllers on the market including: Touch screen interface with simple menu navigation Screen illuminations colours (6 to choose from) Closed loop correction boost control strategy Controls boost pressures up to 50psi (3. 45 bar)