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    • Holley

    Speedhut’s Holley CAN-Bus gauges are built to integrate seamlessly with Holley EFI systems, delivering real-time performance data through Holley’s advanced CAN network. By pulling data directly from the Holley EFI ECU, these gauges eliminate the need for additional sensors or complicated wiring—just run a single cable to the ECU and daisy-chain the rest. With classic analog styling, high-resolution stepper motors for smooth readings, and fully programmable options, they offer a clean install and an OEM-quality fit and finish. Monitor vital functions like temperature, pressure, fuel level, and voltage with precision and style.

    Key Features:

    • Seamless Holley EFI CAN-Bus integration
    • Real-time data—no extra sensors or wiring required
    • High-resolution stepper motor movements
    • Fully programmable warning and recall functions
    • Daisy-chain connection for easy install
    • Classic analog look with modern internals
    • OEM-style fit and finish
    • 2-1/16" CAN-Bus Water Temp 120-260F (w/ warning) - Holley EFI

      2-1/16" CAN-Bus Water Temp 120-260F (w/ warning) - Holley EFI

      FHO2-WT1-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Designed for seamless Holley EFI integration when using the Holley EFI Gauge Module, the Speedhut water temperature gauge pulls real-time data...

      $173.80
    • 2-1/16" CAN-Bus Oil Pressure 0-100 (w/ warning) - Holley EFI

      2-1/16" CAN-Bus Oil Pressure 0-100 (w/ warning) - Holley EFI

      FHO2-OP3-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Speedhut’s Holley EFI CAN-Bus Oil Pressure Gauge provides real-time data directly from your Holley EFI system when using the Holley EFI Gauge...

      $173.80
    • 2-1/16" Volt Gauge 0-18V (w/ warning) - Holley EFI

      2-1/16" Volt Gauge 0-18V (w/ warning) - Holley EFI

      R2-V1-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Speedhut’s Holley CAN-Bus Voltage Gauge is engineered to work seamlessly with Holley EFI systems when paired with the Holley EFI Gauge...

      $113.18
    • 3-3/8" CAN-Bus Speedometer 160 mph - Holley EFI

      3-3/8" CAN-Bus Speedometer 160 mph - Holley EFI

      FHO3-S3-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Speedhut’s Holley CAN-Bus Speedometer is engineered for seamless integration with Holley EFI systems when using the Holley EFI Gauge Module,...

      $316.59
    • 3-3/8" CAN-Bus Tachometer 8K RPM - Holley EFI

      3-3/8" CAN-Bus Tachometer 8K RPM - Holley EFI

      FHO3-TC3-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Speedhut’s Holley CAN-Bus Tachometer is designed to work flawlessly with Holley EFI systems when using the Holley EFI Gauge Module, pulling...

      $187.28
    • 2-1/16" CAN-Bus Fuel Pressure 0-100 (w/ warning) - Holley EFI

      2-1/16" CAN-Bus Fuel Pressure 0-100 (w/ warning) - Holley EFI

      FHO2-FP4-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Engineered for seamless integration with Holley EFI systems when using the Holley EFI Gauge Module, the Speedhut fuel pressure gauge pulls...

      $173.80
    • 3-3/8" CAN-Bus Tachometer 10K RPM - Holley EFI

      3-3/8" CAN-Bus Tachometer 10K RPM - Holley EFI

      FHO3-TC4-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Speedhut’s Holley CAN-Bus Tachometer is designed to work flawlessly with Holley EFI systems when using the Holley EFI Gauge Module, pulling...

      $187.28
    • 4-1/2" CAN-Bus Speedometer 160 mph - Holley EFI

      4-1/2" CAN-Bus Speedometer 160 mph - Holley EFI

      FHO45-S3-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Speedhut’s Holley CAN-Bus Speedometer is designed for seamless integration with Holley EFI systems using the Holley EFI Gauge Module. ...

      $312.31
    • 4-1/2" CAN-Bus Tachometer 10K RPM - Holley EFI

      4-1/2" CAN-Bus Tachometer 10K RPM - Holley EFI

      FHO45-TC4-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Speedhut’s Holley CAN-Bus Tachometer is designed to work flawlessly with Holley EFI systems when using the Holley EFI Gauge Module,...

      $194.74
    • 4-1/2" CAN-Bus Tachometer 8K RPM - Holley EFI

      4-1/2" CAN-Bus Tachometer 8K RPM - Holley EFI

      FHO45-TC3-HLY

      ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com) Speedhut’s Holley CAN-Bus Tachometer is designed to work flawlessly with Holley EFI systems when using the Holley EFI Gauge Module, pulling...

      $194.74
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