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Holley EFI

Holley EFI 558-129 Engine Main Harness - Gen V LT Engine

Part # 558-129 Be the first to write a review

Compatible with GM® Gen V LT Engines using Terminator X and Terminator X Max. This product is not created or sold by GM®.

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Holley EFI 558-129 Engine Main Harness - Gen V LT Engine

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This harness is designed for use with Terminator X and X Max ECU's Only.

Features:

  • Designed for use with Holley Terminator X and X Max Only
  • Replacement engine harness for Holley EFI to GM LT based engines
  • Features pre terminated terminal ends for easy installation
Brand Holley EFI
Emission Code4
Engine FamilyGM Small Block Gen V (LT Based)
Product TypeEngine Main Harnesses
WarrantyManufacturer's Limited 90 Day (1 Year with Warranty Registration)
UPC090127140802
Manufacturer Part Number558-129
Part Number558-129
4

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

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Wiring Shop Quick Reference Guide
Manufacturer's Limited 90 Day (1 Year with Warranty Registration): See Details

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