Holley
CAN-Bus gauges built to integrate seamlessly with Holley EFI systems.
- Reads real-time performance data directly from the Holley EFI ECU
- Simple CAN daisy-chain installation with no extra sensors required
- High-resolution stepper motors for smooth, accurate pointer movement
- Fully programmable warning and recall functions
- Classic analog styling with modern performance electronics
SKU: FHO2-BV4-HLY
2-1/16" CAN-Bus Boost/Vacuum Gauge | 30 inHg / 0-30 PSI with Warning | Holley EFI
Monitors manifold pressure directly from the Holley EFI ECU through the CAN network. Eliminates vacuum lines and external sensors when supported by the ECU for a cleaner setup. Precision stepper motor delivers smooth, accurate readings with an integrated warning light for added awareness.
$173.80
SKU: R2-FL1-HLY
2-1/16" Fuel Level Gauge | Programmable with Warning | Holley EFI
Delivers fuel level data directly from the Holley EFI ECU through the CAN network. Eliminates traditional sender wiring when supported by the ECU for a cleaner install. Precision stepper motor delivers smooth, accurate fuel level monitoring with an integrated warning light for added awareness.
$135.04
SKU: FHO3-S3-HLY
3-3/8" CAN-Bus Speedometer | 160 MPH | Holley EFI
Monitors vehicle speed directly from the Holley EFI ECU through the CAN network. Eliminates transmission sensors and drivetrain signal wiring for a cleaner install. Precision stepper motor delivers smooth, accurate speed readings.
$316.59
SKU: FHO3-TC4-HLY
3-3/8" CAN-Bus Tachometer | 10K RPM | Holley EFI
Delivers engine RPM data directly from the Holley EFI ECU through the CAN network. Eliminates coil signal wiring and external tach inputs for a cleaner setup. Precision stepper motor delivers smooth, accurate RPM tracking.
$187.28
SKU: FHO3-TC3-HLY
3-3/8" CAN-Bus Tachometer | 8K RPM | Holley EFI
Delivers engine RPM data directly from the Holley EFI ECU through the CAN network. Eliminates coil signal wiring and external tach inputs for a cleaner setup. Precision stepper motor delivers smooth, accurate RPM tracking.
$187.28
SKU: FHO45-S3-HLY
4-1/2" CAN-Bus Speedometer | 160 MPH | Holley EFI
Monitors vehicle speed directly from the Holley EFI ECU through the CAN network. Eliminates transmission sensors and drivetrain signal wiring for a cleaner install. Precision stepper motor delivers smooth, accurate speed readings.
$312.31
SKU: FHO45-TC4-HLY
4-1/2" CAN-Bus Tachometer | 10K RPM | Holley EFI
Delivers engine RPM data directly from the Holley EFI ECU through the CAN network. Eliminates coil signal wiring and external tach inputs for a cleaner setup. Precision stepper motor delivers smooth, accurate RPM tracking.
$194.74
SKU: FHO45-TC3-HLY
4-1/2" CAN-Bus Tachometer | 8K RPM | Holley EFI
Delivers engine RPM data directly from the Holley EFI ECU through the CAN network. Eliminates coil signal wiring and external tach inputs for a cleaner setup. Precision stepper motor delivers smooth, accurate RPM tracking.
$194.74
SKU: FHO2-FP4-HLY
2-1/16" CAN-Bus Fuel Pressure Gauge | 0-100 PSI with Warning | Holley EFI
Reads fuel pressure data directly from the Holley EFI ECU through the CAN network. Eliminates extra signal wiring and external sensors when supported for a cleaner install. Precision stepper motor delivers smooth, accurate readings with programmable warning functions and a settable warning light.
$173.80
SKU: FHO2-OP3-HLY
2-1/16" CAN-Bus Oil Pressure Gauge | 0-100 PSI with Warning | Holley EFI
Reads oil pressure data directly from the Holley EFI ECU through the CAN network. Eliminates extra signal wiring and external sensors when supported for a cleaner install. Precision stepper motor delivers smooth, accurate readings with programmable warning functions and a settable warning light.
$173.80
SKU: FHO2-WT1-HLY
2-1/16" CAN-Bus Water Temperature Gauge | 120-260F with Warning | Holley EFI
Reads coolant temperature data directly from the Holley EFI ECU through the CAN network. Eliminates the need for an external sender when supported, helping keep wiring clean and installation simple. Precision stepper motor delivers smooth, accurate readings with programmable warning functions and an integrated warning light for added awareness.
$173.80
SKU: R2-V3-HLY
2-1/16" CAN-Bus Volt Gauge | 0-18V with Warning | Holley EFI
Reads voltage data directly from the Holley EFI ECU through the CAN network. Eliminates additional sensing wiring for a cleaner install while supporting programmable high and low warnings with a settable warning light. Precision stepper motor delivers smooth, accurate readings.
$113.18
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