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Terminator EFI Input/Output Kit

Part # 558-420 Be the first to write a review

This kit contains 4 extra input wires and 1 extra output wire that the base Terminator EFI harness does not contain.

Terminator EFI Input/Output Kit

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$52.69
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5

Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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PN 558-420 contains 5 extra input/output wires that the base Terminator EFI harness does not contain. It contains Input wires for Inputs 1-4. It contains one wire for Output 2. These inputs and outputs can perform features and functions that must be programmed via Holley EFI laptop software. The software also contains instructions on how to program these.

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Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!

Brand Holley EFI
CategoryEngine
Emission Code5
Grade TypePerformance
Harness TypeAuxiliary
Part TypeEngine Control Module (ECM) Wiring Harness
Product TypeTerminator Input / Output
Sub CategoryWire, Cable and Related Components
UPC090127688519
Part Number558-420
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
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    Some parts are not legal for use in California or other states with similar regulations.