Holley Dominator EFI ECU


SKU: 554-114


Holley Dominator EFI ECU

Brand Holley EFI
Emission Code 3
Height variable 1.00″ to 1.84″
Length 13.14″ overall
Mounting Bolt Pattern 12.13″x 6.10″
Product Type Dominator ECU – ECM – VCM
Width 6.10″ overall
Part Number 554-114
Holley EFI Dealers
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When utilizing a Transbrake, it is highly recommended to install the Holley Transbrake input protection device. P/N 554-128. This will protect the ECU from any flyback voltage when the transbrake is released. Dominator EFI systems are sold “Build to Order”. The following must be purchased for a complete system: ECU (includes software and programming cable), Wideband Oxygen Sensors, Main Wiring Harness, Injector Wiring Harness, Ignition Adapter Harness and Accessories Certified to ISO 8846, SAE J1171 & United States Coast Guard Requirements for Ignition Protection & Fire Resistance.

Additional information

Weight 7 lbs
Dimensions 17 × 9 × 4 in


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