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AEM Digital Wideband Air/Fuel Gauge (30-4110)

AEM Digital Wideband Air/Fuel Gauge (30-4110)


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A wideband UEGO sensor controller accurately monitors Air/Fuel ratios (AFR) during the tuning process to prevent a lean fuel mixture, which could lead to engine damage. AEM has combined its single-channel wideband UEGO controller and gauge display into one unit, uniting unsurpassed AFR accuracy and control with an easy-to-read interface.

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  • Weight
    2 lbs
  • SKU
    AEM-30-4110

AEMs legendary Wideband O2 Air/Fuel UEGO Gauge unites unsurpassed accuracy, speed and control with an easy to read, digital interface. This gauge-type controller features a digital LED display and sweeping LED needle that changes colors as AFR changes from rich to lean. The units 52mm (2-1/16) gauge housing fits in most gauge pods and can be remotely mounted virtually anywhere. All AEM digital gauges feature a 0-5v analog output for use with data loggers and virtually any engine management system, such as the AEM EMS or FIC.

Fast, Accurate Air/Fuel Data

AEM's world famous Wideband O2 UEGO Gauge is a must for anyone looking to maximize engine power and safety. When tuning an engine, accurate Air/Fuel Ratio data is critical. Running rich can cause a loss in power, while running too lean may result in serious engine damage. The AEM Wideband O2 UEGO Gauge features large LED numerals which enable the user to see when there's even a .1 change in ratio, providing time to shut things down before damage occurs. Each gauge comes with interchangeable black & silver bezels and black and white gauge faceplates for multiple color combinations.

  • Manufacturer
    AEM
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Model Year Engine
Rx8 04-08 13B-MSP
Rx8 09-11 13B-MSP
Rx7 79-85 12A
Rx7 79-85 13B
Rx7 86-92 13B Non-Turbo
Rx7 86-92 13B Turbo
Rx7 93-95 13B TT
Miata/Mx5 1990-1993 1.6L
Miata/Mx5 1994-1997 1.8L
Miata/Mx5 1999-2000 1.8L
Miata/Mx5 2001-2005 1.8L
Miata/Mx5 2006-2013 2.0L
Miata/Mx5 2016-2018 2.0L
Cosmo 90-95 20B
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