GlowShift’s 10 Color Digital Series Boost/Vacuum Gauge is electronically driven and is ideal for any car or truck running a turbo or supercharger, reading turbo pressure from 0 to 45 PSI and vacuum compression levels from -30 to 0 inHG with unrivaled accuracy. The 10 Color Digital Gauge Series features a Low Profile Tinted Lens with a Digital Numerical Readout for quick readings. You’ll also have the choice of a blue, green, red, yellow, white, teal, purple, pink, amber or orange LED display on a black gauge face.