Terminator EFI Input/Output Kit

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

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

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Holley Days

$31.94

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$39.43

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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.

About Holley EFI

Holley is the new standard in EFI! Whether you're engine swapping your classic car or need to manage 4000 horsepower in your twin-turbocharged drag radial race car, Holley EFI has the solutions you need to get your project up and running better than ever!

Brand	Holley EFI
Emission Code	5
Harness Type	Auxiliary
Product Type	Terminator Input / Output
Special Offers	Holley Days
UPC	090127688519
Part Number	558-420

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Instructions for Part# 558-420

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Terminator EFI Input/Output Kit

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