GlowShift’s Elite 10 Color Series BAR Boost/Vacuum Gauge offers ultra-high performance features, and is essential for any supercharged or turbocharged vehicle. This boost gauge reads vacuum and compression levels from -1 to 0 BAR and from 0 to 2 BAR, ensuring your vehicle does not overboost 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.