GlowShift’s Black Elite 10 Color Series 30 PSI Boost/Vacuum Gauge offers ultra-high performance features, and is essential for any supercharged or turbocharged vehicle. This electronic boost gauge reads compression levels from -30 to 0 inHG and boost pressure from 0 to 30 PSI ensuring your vehicle does not over boost which could cause serious engine damage. GlowShift’s Elite Boost Pressure Gauge is electronically driven and includes an electronic boost pressure sensor that reads and displays your vehicle’s vacuum compression and boost pressure with unmatched accuracy. Experience features that come standard with the Black Elite 10 Series including an easy-to-read ultra-bright LED analog readout with selectable 10 color through dial LED lighting, a low profile magnified tinted lens with illuminated red needle, a peak recall function, programmable high and low warning functions and much more.