Hero image 0 of Holley EFI 558-130 Engine Main Harness - LT4 Engine, 0 of 1

Holley EFI 558-130 Engine Main Harness - LT4 Engine

Name: Holley EFI 558-130 Engine Main Harness - LT4 Engine
Brand: HOLLEY EFI
SKU: 3683287342
Price: 588.95 USD
Availability: InStock

(No ratings yet)

Check if this fits your vehicle

Key item features

System Compatibility: This engine main harness is specifically engineered for seamless integration with Holley Terminator X and Terminator X Max systems.
Engine Application: It serves as a direct replacement engine harness for GM Gen V LT4 based engines when utilizing Holley EFI.
Installation Ease: The harness features pre-terminated terminal ends, facilitating a straightforward and efficient installation process.
ECU Requirement: Designed exclusively for use with Terminator X ECUs running V3 build 100 or a later version.
Engine Specificity: This harness is compatible solely with GM Gen V LT4 Engines when paired with Terminator X ECUs.

Generated by AI

Specs

Vehicle model
LT4
Vehicle make
GM
Vehicle fitment type
Specific
Brand
HOLLEY EFI
Features
Easy Installation
Weight
5.82 lb

Current price is $588.95

Price when purchased online

Free shipping
Free 30-day returns

How do you want your item?

Columbus, 43215

Arrives by Thu, Feb 12

Sold and shipped by SuperShops

4.405017921146953 stars out of 5, based on 279 seller reviews(4.4)

Report an issue with this seller

Free 30-day returns

Compare with similar items

Comparison Overview:
Product	Viewing this item Holley EFI 558-130 Engine Main Harness - LT4 Engine current price $588.95 Holley EFI 558-130 Engine Main Harness - LT4 Engine	Holley EFI 565-203 Distributor current price $614.95 Holley EFI 565-203 Distributor	Holley EFI 565-32 HyperSpark Installation Tool - Clockwise current price $28.41 Holley EFI 565-32 HyperSpark Installation Tool - Clockwise	Holley EFI 565-210 Distributor current price $599.95 Holley EFI 565-210 Distributor 5 out of 5 Stars. 1 reviews	Holley 7IN12-1X Crank Trigger Kit SBC Hall Effect HLY556-171 current price $665.95 Holley 7IN12-1X Crank Trigger Kit SBC Hall Effect HLY556-171	Holley EFI 565-207 Distributor current price $599.95 Holley EFI 565-207 Distributor 4 out of 5 Stars. 1 reviews	Holley EFI 558-325 Holley EFI Pro-Billet Ignition Adapter current price $40.48 Holley EFI 558-325 Holley EFI Pro-Billet Ignition Adapter	Holley EFI 556-172 EFI Crank Reluctor Kit - 6.56 Inch Wheel - SBF Hall Effect current price $665.95 Holley EFI 556-172 EFI Crank Reluctor Kit - 6.56 Inch Wheel - SBF Hall Effect	Holley EFI 565-206BK Distributor current price $562.95 Holley EFI 565-206BK Distributor	Holley EFI 558-315 Ignition Harness current price $269.99 Holley EFI 558-315 Ignition Harness

Comparison Chart:
Vehicle model	LT4Holley EFI 558-130 Engine Main Harness - LT4 Engine	413Holley EFI 565-203 Distributor	565-32Holley EFI 565-32 HyperSpark Installation Tool - Clockwise	H19-565210Holley EFI 565-210 Distributor	SBCHolley 7IN12-1X Crank Trigger Kit SBC Hall Effect HLY556-171	565-207Holley EFI 565-207 Distributor	558-325Holley EFI 558-325 Holley EFI Pro-Billet Ignition Adapter	SBFHolley EFI 556-172 EFI Crank Reluctor Kit - 6.56 Inch Wheel - SBF Hall Effect	565-206BKHolley EFI 565-206BK Distributor	-Holley EFI 558-315 Ignition Harness
Vehicle make	GMHolley EFI 558-130 Engine Main Harness - LT4 Engine	ChryslerHolley EFI 565-203 Distributor	JeepHolley EFI 565-32 HyperSpark Installation Tool - Clockwise	FordHolley EFI 565-210 Distributor	Small Block ChevroletHolley 7IN12-1X Crank Trigger Kit SBC Hall Effect HLY556-171	PontiacHolley EFI 565-207 Distributor	-Holley EFI 558-325 Holley EFI Pro-Billet Ignition Adapter	Small Block FordHolley EFI 556-172 EFI Crank Reluctor Kit - 6.56 Inch Wheel - SBF Hall Effect	OldsmobileHolley EFI 565-206BK Distributor	FordHolley EFI 558-315 Ignition Harness
Vehicle fitment type	SpecificHolley EFI 558-130 Engine Main Harness - LT4 Engine	SpecificHolley EFI 565-203 Distributor	SpecificHolley EFI 565-32 HyperSpark Installation Tool - Clockwise	SpecificHolley EFI 565-210 Distributor	SpecificHolley 7IN12-1X Crank Trigger Kit SBC Hall Effect HLY556-171	SpecificHolley EFI 565-207 Distributor	SpecificHolley EFI 558-325 Holley EFI Pro-Billet Ignition Adapter	SpecificHolley EFI 556-172 EFI Crank Reluctor Kit - 6.56 Inch Wheel - SBF Hall Effect	SpecificHolley EFI 565-206BK Distributor	SpecificHolley EFI 558-315 Ignition Harness
Features	Easy InstallationHolley EFI 558-130 Engine Main Harness - LT4 Engine	Easy InstallationHolley EFI 565-203 Distributor	-Holley EFI 565-32 HyperSpark Installation Tool - Clockwise	-Holley EFI 565-210 Distributor	Easy InstallationHolley 7IN12-1X Crank Trigger Kit SBC Hall Effect HLY556-171	Easy InstallationHolley EFI 565-207 Distributor	-Holley EFI 558-325 Holley EFI Pro-Billet Ignition Adapter	Easy InstallationHolley EFI 556-172 EFI Crank Reluctor Kit - 6.56 Inch Wheel - SBF Hall Effect	-Holley EFI 565-206BK Distributor	-Holley EFI 558-315 Ignition Harness

Now hiding additional rows in the Table

About this item

Product details

Compatible with GM® Gen V LT4 Engines using Terminator X ECU's Only with V3 build 100 or later. This product is not created or sold by GM®.;

This harness is designed for use with Terminator X ECU's Only with V3 build 100 or later.;

Designed for use with Holley Terminator X and X Max Only
Replacement engine harness for Holley EFI to GM Gen V LT4 based engines
Features pre terminated terminal ends for easy installation

info:

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.

Specifications

Vehicle model

LT4

Vehicle make

Vehicle fitment type

Specific

Brand

HOLLEY EFI

Warranty

Warranty information

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.