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AutoMeter 3878 GS Air/Fuel Ratio Gauge

739261 - 3878

2-1/16 in. - Black Dial Face - Green LED/Red Yellow Green Segments Digital LED - Digital - 6:1-20:1 AFR

3878 GS Air/Fuel Ratio Gauge AutoMeter

View the Full List of Automotive Applications »

Pricing: $319.95


AutoMeter - GS Air/Fuel Ratio Gauge - Part#: 3878 Features:

  • Green LED Lighting And Translucent White Dial
  • Provides Ultimate Style And Visibility
  • Futuristic Red Point Look
  • Precision Movement And Extreme Accuracy
  • 1 Year Limited Warranty
  • Incl. .1 AFR Resolution Bosch LSU4.2 Sensor
  • Incl. 8 ft. Wiring Harness; 304 Stainless Steel Weld-In Bung
  • Incl. Mounting Hardware/Installation Instructions
  • 12 And 16 Volt Compatible
  • 10:1-20:1 AFR Range
  • User Programmable Warning Function

View the Full List of Automotive Applications »

Below is an abbreviated list of applications for the GS Air/Fuel Ratio Gauge.


Next generation instruments from Auto Meter combine our NASCAR proven racing movements with our award winning LED lighting technology to offer you the ultimate in Accuracy, Durability, Visibility and Styling.


  • 739261 - 3878
  • 739261
  • 3878
  • 046074038785
  • AutoMeter
  • New

Shipping Information

  • Item Requires Shipping
  • 1.5 lbs.
  • W5.5000” x H5.2500” x L5.5000”

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