SKU: 53592924176

Holley EFI CAN Input/Output Module Kit 554-165

Sale price$233.98 Regular price$259.98
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 28 - Aug 2

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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:
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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
SKU: 53592924176

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David
Lexington, US
★★★★★ 5
Fits perfectly
Color: CA12061
Fits my 2021 Acura TLX perfectly. Excellent quality!
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Reviewed in the United States on October 3, 2025
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Verified Purchase
Jeyadharshan
West Palm Beach, US
★★★★★ 5
Good Fit for 2020 Honda Odyssey
Color: CA12061, Color: CA12061
The air filter fits my 2020 Honda Odyssey perfectly. Easy to install and works well. No issues at all. Happy with the purchase.
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Reviewed in the United States on June 16, 2025
D
Verified Purchase
Don
Lexington, US
★★★★★ 5
High Quality
Good price for a great product. Changed oil and fuel filter today. Looks exactly like oem and no leaks.
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Reviewed in the United States on April 25, 2026
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ODSteve
Natrona Heights, US
★★★★★ 5
Amazing fit and price
Works great every time!
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Reviewed in the United States on September 10, 2025
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Verified Purchase
Colin W.
Massapequa, US
★★★★★ 5
Great replacement filters
I’m onto round 2, almost due for round three of filter and oil changes on my eco diesel JL and so far these have worked great because i refuse to pay $50 for just an oil filter. No oil pressure issues with the oil filters and fuel filters prime and work as they should.
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Reviewed in the United States on March 2, 2025

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