WHAT IT DOES AEM’s Boost gauge unites unsurpassed accuracy, speed and control with an easy to read, analog interface. The AEM analog gauge also offer a 0-5v analog output for use with data loggers and virtually any engine management system, such as the AEM EMS or FIC. WHY YOU WANT ONE The Boost gauge features a AEM 3.5BAR brass sensor, making it among one of the fastest and most accurate gauges available. The backlighting is user adjustable to 7 colors, allowing users to easily match the Boost gauge to most factory gauge clusters. Each gauge comes with interchangeable black & silver bezels and is available in black or white gauge faceplates. Gauge Readout from -1 to 2.4BAR Adjustable backlighting via a dial on the back of the gauge Includes black and silver interchangeable bezels 320 degree viewing area for unsurpassed resolution Boost gauge includes AEM 3.5BAR brass sensor 0-5v analog output included for use with data loggers and virtually any engine management system