The Speedhut 4.5″ Street XL 120mph Speedo/Fuel Lev/WT Temp (L45-TG004-SXL) is a comprehensive vehicle monitoring solution, integrating three essential instruments into a single, precisely engineered unit. This gauge provides real-time measurements of your vehicle’s speed, fuel level, and engine water temperature, offering a clear and immediate understanding of critical operational parameters. Designed for ease of use and installation, it streamlines your dashboard while delivering vital information at a glance, empowering you with enhanced awareness of your vehicle’s condition.
KEY FEATURES AND BENEFITS:
- Three-in-One Functionality: Combines a GPS speedometer (0-120 mph), fuel level indicator (E-F), and water temperature gauge (120-260°F) in a single 4.5-inch unit, saving space and simplifying monitoring.
- GPS Speedometer: Utilizes a waterproof GPS antenna for accurate speed readings, eliminating the need for traditional speed sensors and simplifying the installation process.
- Effortless Installation: Requires only a 12V power connection for the speedometer. The included wiring harnesses and sensors facilitate straightforward setup for all three functions.
- No Calibration Required: The GPS speedometer automatically determines speed without the need to input tire sizes or gear ratios.
- Global Operation: Functions worldwide using free GPS technology, receiving data without any transmission or subscription fees.
- Clear and Immediate Data: Provides at-a-glance access to crucial vehicle information, allowing for proactive monitoring of engine health and performance.
SPECIFICATIONS:
- Gauge Type: Triple GPS Speedometer
- Speedometer Range: 0-120 MPH
- Water Temperature Range: 120-260°F
- Fuel Level Range: Empty (E) to Full (F)
- Size: 4.5 inches (4 1/2″)
- Hole Size: 4.230 inches (108mm)
- Standard or Metric: Standard
- Lighting: LED
- Ships With:
- Wiring Harness (2-Wire Cable)
- 3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
- Temperature Gauge Wiring Harness (2-Wire Cable)
- Speedhut Temperature Sensor
- GPS Antenna with 9.8 ft long cable and male SMA connector
HOW TO USE:
- Mount the Gauge: Secure the 4.5″ Speedhut Street XL triple gauge in the desired location on your dashboard using the provided A-108 mounting hardware.
- Connect Power and Lighting: Attach the 3 ft Power & Lighting Harness to a 12V power source and the gauge to power the unit and the LED illumination.
- Install the GPS Antenna: Mount the waterproof GPS antenna in a location with a clear view of the sky. Connect the antenna to the speedometer using the integrated 9.8 ft cable and male SMA connector.
- Connect the Fuel Level: Wire the fuel level gauge to your vehicle’s existing fuel level sending unit using the appropriate wires on the main wiring harness. Consult your vehicle’s wiring diagram for correct connections.
- Install the Temperature Sensor: Mount the included Speedhut temperature sensor (A-109 or A-127) in a suitable location on your engine to measure water temperature.
- Connect the Temperature Sensor: Use the Temperature Gauge Wiring Harness (2-Wire Cable) to connect the temperature sensor to the designated terminals on the Speedhut gauge.
- Verify Operation: Once all connections are made, start your vehicle to ensure all three gauges (speedometer, fuel level, and water temperature) are functioning correctly and displaying accurate readings.
BENEFITS OF USING THE SPEEDHUT 4.5″ STREET XL 120MPH SPEEDO/FUEL LEV/WT TEMP (L45-TG004-SXL):
- Consolidated Information: Provides three critical vehicle readings in one compact unit, reducing dashboard clutter and improving information accessibility.
- Accurate Speed Measurement: The GPS-based speedometer offers precise speed readings without the complexities of mechanical sensors or calibration.
- Simplified Installation: The GPS speedometer’s easy 12V connection and the included wiring and sensors streamline the installation process for all three gauges.
- Reliable Performance: Built with quality components and a precise internal microprocessor for consistent and accurate measurements.
- Enhanced Vehicle Awareness: Enables drivers to continuously monitor essential engine parameters, contributing to safer and more informed driving.
FEATURES:
- Integrated display for speed up to 120 mph using satellite positioning.
- Indicates fuel tank level from empty to full.
- Monitors engine coolant temperature within a range of 120 to 260 degrees Fahrenheit.
- Space-saving 4.5-inch diameter gauge.
- Designed for a mounting hole of 4.230 inches (108mm).
- Operates on standard units (MPH and °F).
- Backlit with LED lighting for clear visibility under various conditions.
- Comes complete with necessary wiring harnesses for power, lighting, and temperature sensing.
- Includes a dedicated temperature sensor for accurate coolant readings.
- Features a GPS antenna with a long cable for flexible mounting.









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