Detroit Speed

Detroit Speed 6 Gauge Set By Classic Instruments

2-5/8" Auxiliary Gauges

Part # 120401 Be the first to write a review
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Upgrade your dash with the Detroit Speed, Inc. 6 Gauge Set by Classic Instruments!


  • Matte-black low step bezels and flat glass lenses
  • 2-5/8" Fuel, Water Temp, Volt, Oil Pressure 
  • 4-5/8" Speedometer and Tach
  • Integrated red warning light 
  • Additional warning indicator light output 
  • Microprocessor technology for precision
  • Push-button calibration
  • Installation hardware and wiring harness included 
  • Programmable resistance range on fuel gauges for compatibility with any fuel sending unit
Brand Detroit Speed
Emission Code5
Product TypeInterior
California Proposition 65 RequiredYes
Part Number120401

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Will NOT fit Detroit Speed, Inc. dash insert. GM Sending Units included

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    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.