Below is a general manufacturer product group description. Please note the information below is not item specific. Item specifics are above in product details.

BOOST
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.
The Boost gauge features a AEM 35psi 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 -30inHg to 35psi
Adjustable backlighting via a dial on the back of the gauge
Available in white or black gauge faces
Includes black and silver interchangeable bezels
320 degree viewing area for unsurpassed resolution
Boost gauge includes AEM 35psi brass sensor
0-5v analog output included for use with data loggers and virtually any engine management system

EGT
AEM’s EGT 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.
The EGT gauge features a K-Type Thermocouple, 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 EGT 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 0-1800F
Adjustable backlighting via a dial on the back of the gauge
Available in white or black gauge faces
Includes black and silver interchangeable bezels
320 degree viewing area for unsurpassed resolution
EGT gauge includes high quality K-Type Thermocouple sensor
0-5v analog output included for use with data loggers and virtually any engine management system

WIDEBAND AIR/FUEL
AEM’s wideband air/fuel gauge unites unsurpassed accuracy, speed and control with an easy to read, analog interface. The AEM wideband also offers a 0-5v analog output for use with data loggers and virtually any engine management system, such as the AEM EMS or FIC.
The system features a Bosch sensor with an accuracy of .1 AFR, making it among the fastest and most accurate widebands available. The backlighting is user adjustable to 7 colors, (white, blue, green, red, orange, light blue, and aqua), allowing users to easily match the wideband gauge to most factory gauge clusters.

Accurate to .1 AFR
Adjustable backlighting via a dial on the back of the gauge
Two status lights for error detection and operating status
Available in white or black gauge faces
Includes black and silver interchangeable bezels
320 degree viewing area for unsurpassed resolution
Includes Bosch sensor for optimum accuracy and reliability
0-5v analog output included for use with data loggers and virtually any engine management system