Holley EFI Engine Control Module - Input/Output Module 20194XZW Meets sound requirements

Meets sound requirements

bolt on installation with professional looking results

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0L Holley has been the undisputed leader in fuel systems for over 100 years

FiTech Go EFI Classic 550 HP EFI w/External ECU - Black 30021

Holley EFI Engine Control Module - Input/Output Module 20194XZW Meets sound requirementsHP Dominator Requires V6 Software version Build 200 and higher. Terminator X requires V2 Software Build 51 and higher. HP and Terminator X EFI installations with only 4 inputs and 4 outputs can now add more functionality to their EFI system! Quickly expand Dominator ECU's Input Output control with 8 additional inputs and outputs The 554 165 kits contain a pre terminated CAN Harness, allowing you to quickly install the Holley EFI CAN Module to any