AEM’s boost gauge unites unsurpassed accuracy, speed and control with an easy to read, analog interface. The AEM analog gauge also offer a 0-5 volt analog output for use with data loggers and virtually any engine management system, such as the AEM, EMS or FIC. The boost gauge features a AEM 75PSIA 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 and silver bezels and black and white gauge faceplates for multiple color combinations. Gauge readout from 0 to 60 pounds per square inch. Adjustable backlighting through a dial on the back of the gauge. 320 degree viewing area for unsurpassed resolution. If you are running less than 35 pounds per square inch of boost, use AEM's -30 to 35 pounds per square inch gauge of model number 30-5132.