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Holley EFI Fuel Injector Driver Modules 554-143 Modules, EFI, Programmable Module Only, Eight Channel, 4 to 10 amp Peak Current, 0.5 to 1.0 ohm Peak Hold, No Harness, Kit

Holley EFI Fuel Injector Driver Modules 554-143 Modules, EFI, Programmable Module Only, Eight Channel, 4 to 10 amp Peak Current, 0.5 to 1.0 ohm Peak Hold, No Harness, Kit

A$1,394.59
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

Holley EFI fuel injector driver modules are ultimate solutions for methanol burning engines that require a large set of secondary injectors. These modules will have you in complete control of your fuel injected behemoth, featuring easily programmable injector current curves, injector test fire mode, two datalogger outputs, multiple peak, and hold current settings, plus more. Expand the capabilities of your current EFI engine with Holley EFI fuel injector driver modules and stay at the front of the field!

Features:

* Engineered specifically to add a secondary set of high peak current injectors when utilizing a Holley EFI Dominator ECU
* Can be triggered by either negative or positive trigger to ease install in all EFI applications, be it a stock or aftermarket ECU
* Eight easily programmable channels for precise injector control
* Easy-to-wire Tyco Super Seal connector
* Eight pre-programmed injector current curves
* Peak current settings from 4 to 10 amps
* Hold current settings from 1 to 2.5 amps
* Peak hold duration settings from .5 to 1.0ms
* Injector test fire program for quick troubleshooting while in the field
* 8 RGB LEDs indicate proper operation, as well as log faults
* Two outputs (Ground and 0 to 5 V) can be run to an ECU to datalog any injector faults
* Pre-programmed in Position 7 for billet atomizer 325-800 or precision 500 lbs./hr. injectors

Part Type

Fuel Injector Driver Modules

Data: v4.2 - Upd: 2026-10-15 02:09:36

Specifications

Product Attributes - Brand
Holley
Product Attributes - Manufacturer's Part Number
554-143
Product Attributes - Part Type
Fuel Injector Driver Modules
Product Attributes - Product Line
Holley EFI Fuel Injector Driver Modules
Product Attributes - UPC
090127030738
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
For use with Holley Dominator EFI.

Reference Information

Brand Name/s Holley
StreetFX SKU hly554-143
SFX Item ID 4784503
Supplier Item Code 4784503
Manufacturer SKU 554-143
Manufacturer UPC 90127030738
Alternative References HOL554-143

Compatibility

Application Data
  • Application NotesFor use with Holley Dominator EFI.

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