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Description
Holley EFI CAN Input/Output Module Kit 554-165Adds Up To Eight Inputs and Outputs Features: This module is perfect for anyone wanting their Holley EFI ECU to control more functions or monitor more data channels1 HP and Terminator X EFI installations with only 4 inputs and 4 outputs can now add more functionality to their EFI system! 2 Quickly expand Dominator ECU? s Input Output control with 8 additional inputs and outputs3 The 554 165 kits contain a pre terminated CAN Harness, allowing you to
Adds Up To Eight Inputs and Outputs
Features:
- This module is perfect for anyone wanting their Holley EFI ECU to control more functions or monitor more data channels1
- HP and Terminator X EFI installations with only 4 inputs and 4 outputs can now add more functionality to their EFI system!2
- Quickly expand Dominator ECU?s Input / Output control with 8 additional inputs and outputs3
- The 554-165 kits contain a pre-terminated CAN Harness, allowing you to quickly install the Holley EFI CAN Module to any existing Holley EFI installation.4
- Pre-Terminated flying leads makes installing new wires a breeze.5
- Inputs can be used for things such as:6
- -Switch 12v Toggle Switches - can be configured for external mechanical relays, or setup as digital switches via a Holley EFI dash7
- - Ground input for brake pedal switch8
- -5v analog inputs for sensors like fuel pressure, oil pressure, or nitrous bottle pressure9
- -Thermistor inputs for Coolant temperature sensors10
- Outputs can be used for things such as:11
- -Switch Low (Ground) ? For relay control or activation12
- -Switch Low PWM (Ground) ? -Switch Low PWM (Ground) ? PWM Fan control ? PWM Fuel Pump control - or other PWM- controlled devices.13
- Adjustable broadcast rate for each channel - from 0-100hz.14
Specs:
| Brand | Holley EFI |
|---|---|
| Emission Code | 5 |
| Product Type | CAN Input Output Module |
| Sale Category | Air and Fuel Delivery |
| Warning | California Proposition 65 |
Application:
| Year | Make | Model | Submodel |
|---|---|---|---|
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
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Product Reviews
★★★★★ 4
Excelente reloj
Color: Black/Black, Style: AEQ110W-1BV
Excelente reloj
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Reviewed in the United States on May 3, 2026
★★★★★ 5
Acompañamiento en mis salidas de entrenamiento
Color: Black/Black, Style: AEQ110W-1BV
Este reloj es un encargo de un amigo. El corre en bicicleta y necesitaba tener un buen cronómetro para sus recorridos. Según su información. Está muy contento funciona y tiene las características que él buscaba en su reloj.
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Reviewed in the United States on June 3, 2026
★★★★★ 5
Excelente
Color: Black, Style: AEQ110W-1AV
Excelente calidad y viene en su caja original
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Reviewed in the United States on May 22, 2026
★★★★★ 5
One of the Best on a Budget
Color: Black/Black, Style: AEQ110W-1BV
Great watch. Looks just like a G-Shock and feels like one too.
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Reviewed in the United States on August 5, 2025
★★★★★ 3
Ok watch for the price
Color: Black/Black, Style: AEQ110W-1BV
Watch held up, the band does not. Can't find a replacement band either.
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Reviewed in the United States on December 1, 2025