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Holley Terminator X and X MAX Engine Control Module Wiring Harnesses

5.0 out of 5 stars 2 Customer Reviews

Holley's Terminator X and Terminator X Max ECUs give you complete control of your engine, self-learning fuel strategies, and the race-winning technology of Holley E

Holley's Terminator X and Terminator X Max ECUs give you complete control of your engine, self-learning fuel strategies, and the race-winning technology of Holley EFI at a budget-friendly price. When you need to service your system, Holley has the components that will fit and perform as expected.

Holley Terminator X/X Max engine control module wiring harnesses allow you to access the inputs and outputs built into the Terminator X or Terminator X Max ECU. These harnesses have all eight pins populated, four inputs and four outputs.

Features:

* 36 in. flying leads
* Pre-terminated at ECU connector
* Eight wir

Holley's Terminator X and Terminator X Max ECUs give you complete control of your engine, self-learning fuel strategies, and the race-winning technology of Holley EFI at a budget-friendly price. When you need to service your system, Holley has the components that will fit and perform as expected.

Holley Terminator X/X Max engine control module wiring harnesses allow you to access the inputs and outputs built into the Terminator X or Terminator X Max ECU. These harnesses have all eight pins populated, four inputs and four outputs.

Features:

* 36 in. flying leads
* Pre-terminated at ECU connector
* Eight wires
* Sealed connector

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Holley Terminator X and X MAX Engine Control Module Wiring Harnesses 558-462

Wiring Harnesses. Holley EFI, Replacement, Input/Output Harness, Terminator EFI Systems, Pre-Terminated, Plug-and-Play, Each

Part Number: HLY-558-462

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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