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Dual GPS Speedometers

Two readings, one gauge—GPS speed plus tach or fuel level in a compact package.

  • GPS speed: no sensors, calibration, or transmission hookup required
  • Tach option: works with most 1–12 cyl systems
  • Fuel level option: supports common sender ranges

Made in the USA Lifetime Warranty Customizable Instructions FAQ

  • SALE
    4" Dual GPS Speedometer & Fuel Level | 260 km/h / E-F

    4" Dual GPS Speedometer & Fuel Level | 260 km/h / E-F

    R4-DS7

    KNOW YOUR SPEED. TRACK YOUR FUEL. This dual-function gauge delivers real-time GPS speed and fuel level in one precision-built, space-saving unit. Designed to simplify your dash without sacrificing functionality—no transmission sensors, no gear...

    $473.25 $378.60
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