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Wideband Air/Fuel Ratio Gauges Now Available from Auto Meter!
- Now Featuring Seven (2-1/16) Gauge Styles! -

Auto Meter announces the release of Wide Band Air Fuel Ratio Gauges in popular Cobalt, C2, NV, Ultra-Lite, Sport Comp, and Phantom gauge designs as a superior tuning aid for performance enthusiasts looking to wring every last ounce of power from their rides.

Auto Meter’s Wide Band gauges are standard 2 1/16” (52mm) size for extreme mounting versatility and come as a complete self-contained unit with a Bosch sensor and no external interface modules required.

Capable of displaying either Air/Fuel Ratio or Lambda, Auto Meter Wide Band gauges utilize a 30 LED array and digital LED display for extreme clarity and precise readings.

    Additional Features Include:

  • Automatic brightness control

  • 0-4v Analog output to feed a data acquisition unit or engine management system

  • Adjustable radial array sensitivity and stoichiometric point to accommodate alternate fuel types and provide optimal real time monitoring

  • Easy to use two button interface for programming

  • Peak recall to capture lean out conditions during a run

  • Warning function to alert driver to critical conditions and help avoid costly engine damage


  Wideband Air/Fuel Ratio Gauges, 2 -1/16" Diameter Gauges
Part # Image Discription Price
AUT3378 Click-On Image For Larger View
    Gauge, Sport-Comp Series (Silver bezel - black face)
  • Includes high-quality Bosch wideband O2 sensor
  • Display data in Lambda or numerical A/F ratio
  • User programmable range Peak recall/memory
    1. 10:1 to 20:1 AFR Range for Gasoline Applications
      Adjustable for Alternate Fuel Types (Ethanol, Methanol, Propane, CNG)
    1. 6:1 to 18:1 AFR Range for Alternate Fuel Types

    For our complete Line of Auto Meter Sport-Comp Gauges - CLICK-HERE
$ 349.95

AUT4378 Click-On Image For Larger View
    Gauge, Ultra-Lite Series (Silver bezel - Silver face)
  • Includes high-quality Bosch wideband O2 sensor
  • Display data in Lambda or numerical A/F ratio
  • User programmable range Peak recall/memory
    1. 10:1 to 20:1 AFR Range for Gasoline Applications
      Adjustable for Alternate Fuel Types (Ethanol, Methanol, Propane, CNG)
    1. 6:1 to 18:1 AFR Range for Alternate Fuel Types

    For our complete Line of Auto Meter Ultra-Lite Gauges - CLICK-HERE
$ 349.95

AUT5778 Click-On Image For Larger View
    Gauge, Phantom Series (Black bezel - White face)
  • Includes high-quality Bosch wideband O2 sensor
  • Display data in Lambda or numerical A/F ratio
  • User programmable range Peak recall/memory
    1. 10:1 to 20:1 AFR Range for Gasoline Applications
      Adjustable for Alternate Fuel Types (Ethanol, Methanol, Propane, CNG)
    1. 6:1 to 18:1 AFR Range for Alternate Fuel Types

    For our complete Line of Auto Meter Phantom Gauges - CLICK-HERE
$ 349.95

AUT6178 Click-On Image For Larger View
    Gauge, Cobalt Series (chrome bezel - black face - cool blue light)
  • Includes high-quality Bosch wideband O2 sensor
  • Display data in Lambda or numerical A/F ratio
  • User programmable range Peak recall/memory
    1. 10:1 to 20:1 AFR Range for Gasoline Applications
      Adjustable for Alternate Fuel Types (Ethanol, Methanol, Propane, CNG)
    1. 6:1 to 18:1 AFR Range for Alternate Fuel Types

    For our complete Line of Auto Meter Cobalt Gauges - CLICK-HERE
$ 369.95

AUT6478 Click-On Image For Larger View
    Gauge, Nexus Series (silver bezel - black face)
  • Includes high-quality Bosch wideband O2 sensor
  • Display data in Lambda or numerical A/F ratio
  • User programmable range Peak recall/memory
    1. 10:1 to 20:1 AFR Range for Gasoline Applications
      Adjustable for Alternate Fuel Types (Ethanol, Methanol, Propane, CNG)
    1. 6:1 to 18:1 AFR Range for Alternate Fuel Types

    For our complete Line of Auto Meter Nexus Gauges - CLICK-HERE
$ 399.95

AUT7178 Click-On Image For Larger View
    Gauge, C2 Series (chrome bezel - White face - cool blue light)
  • Includes high-quality Bosch wideband O2 sensor
  • Display data in Lambda or numerical A/F ratio
  • User programmable range Peak recall/memory
    1. 10:1 to 20:1 AFR Range for Gasoline Applications
      Adjustable for Alternate Fuel Types (Ethanol, Methanol, Propane, CNG)
    1. 6:1 to 18:1 AFR Range for Alternate Fuel Types

    For our complete Line of Auto Meter C2 Gauges - CLICK-HERE
$ 369.95

AUT7378 Click-On Image For Larger View
    Gauge, NV Series (Chrome bezel - White face - cool green light)
  • Includes high-quality Bosch wideband O2 sensor
  • Display data in Lambda or numerical A/F ratio
  • User programmable range Peak recall/memory
    1. 10:1 to 20:1 AFR Range for Gasoline Applications
      Adjustable for Alternate Fuel Types (Ethanol, Methanol, Propane, CNG)
    1. 6:1 to 18:1 AFR Range for Alternate Fuel Types

    For our complete Line of Auto Meter NV Gauges - CLICK-HERE
$ 369.95

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