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AEM Digital Trans/Oil/Water Temperature Gauge (30-4402)



AEM 52mm (2-1/16") Classic Digital Transmission / Oil / Water temperature gauge. 6 faceplates are included to suit your gauge and style. With the 4-styles-in-one design, you can be sure to find a combo to match your set-up. These complete stand-alone gauges require no additional sensors or programs to operate. LED displays provide precise numbers and these gauges come with easy-to-install harness and sensors.

Harness (35-3404)
Temperature Sensor (30-2012)
Thread Adapters
Silver Bezel
Black Bezel
Black Oil Faceplate
White Oil Faceplate
Black Water Faceplate
White Water Faceplate
Black Trans Faceplate
White Trans Faceplate

We are sorry, but discount codes are not available for AEM products.

Manufacturer's Description:
AEM digital Temperature display gauge delivers unsurpassed accuracy and visibility. Each gauge includes 24 color-coded (Red, Green, Yellow) LED lights that change from green to yellow to red for immediate reference to the measured parameter, and an integrated thee-digit display that reveals real-time operating conditions. AEM’s digital display gauges feature a standard 52mm gauge housing that fits in most gauge pods and can be remotely mounted virtually anywhere.

Each gauge includes interchangeable silver and black bezels and black and white faceplates to personalize the look of your gauge—it’s like having four gauge designs in one!


  • Easy-to-install Plug & Play harness and sensor included
  • Gauge Readout from 100 to 300 F
  • 24 green LED display lights provide immediate reference to monitored engine function
  • Three digit readout in center
  • Each gauge comes with interchangeable black/silver bezels and black/white faceplates
  • Auto-dimming gauge face and read out lighting
  • 0-5v analog output included for use with data loggers and virtually any engine management system
  • Brass sensor included
  • 52mm (2 1/16th inch) gauge housing


  • 0-5V Analog Calibration (Linear Output)
  • 0V = 0F
  • 4.92V = 303F

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