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Auto Meter 6178 - Auto Meter Cobalt Gauges

Auto Meter 6178 - Auto Meter Cobalt Gauges

JEGS Part Number: 105-6178

Cobalt Air/Fuel Ratio Wideband Gauge
  • 2-1/16", electrical full sweep
  • Digital
    Auto Meter® Rebate
    Expires on December 31, 2015

    Purchase select Auto Meter Gauges and get up to $150 in rebates!

    Auto Meter

    Auto Meter 6178 - Auto Meter Cobalt Gauges Details

    Air/Fuel Ratio Gauges


  • Includes 10.5 ft. tubing or wiring harness.
  • LED digital display.
  • 0-4v data output feed for ECU, data acquisition unit, or Laptop tuning
  • Auto-Dimming gauge brightness feature
  • Includes custom tuned .1 AFR Resolution Bosch LSU4.2 Sensor
  • Display data in Lambda or numerical A/F ratio
  • User programmable range
  • Peak recall/memory
  • 10:1 to 20:1 AFR Range for Gasoline Applications
  • Adjustable for Alternate Fuel Types (Ethanol, Methanol, Propane, CNG)
  • 6:1 to 18:1 AFR Range for Alternate Fuel Types
  • User Programmable Warning Function
  • This product has no provision for dial illumination/backlighting.

  • Digital, electrical, or mechanical and in five diameters, Auto Meter's Cobalt Gauges illuminate with a brilliant blue light that shines through the dial of the face to light up the numbers. The gauges are easy on the eyes and, compatible with standard, electronic, and most high-performance racing ignitions, they are perfect for street rods, muscle cars, imports and trucks.

    Lit Gauge Simulation

    Auto Meter 105-6178

    Size (in.)
    2.0625 / 2 1/16
    Face Color
    Black w/Blue Digital Display
    Bezel Color
    Lighting Type
    7 Segment LED
    Bezel Style
    Super Bezel
    Lighting Color
    Red LCD/Red Yellow Green Segments
    Pointer Color
    Manufacturer's Part Number:
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