JavaScript Disabled

Your JavaScript appears to be disabled. JavaScript is necessary for various functions, such as order checkout, to operate on this web site. Please ensure that JavaScript is enabled.

Outdated Internet Browser Detected

Your web browser appears to be out of date. Soon you will not be able to create a secure connection to our web site using TLS 1.0. Please upgrade your browser from current version( ). Learn more about TLS.

Always Save the Most at Summit!
In-Store Pickup Location

Holley EFI Systems Wiring Harnesses 558-102

Wiring Harness, EFI, Main Harness, Holley HP, Dominator, Chevy, Pontiac, Kit

Estimated Ship Date: Loading...Processing Today Would you rather pick it up? Select Location

  • Order this item and get free delivery and handling on your entire order! Offer excludes truck freight and oversize fees. Valid on orders shipped in the contiguous United States.

Brand: Holley

Manufacturer's Part Number: 558-102

Part Type: Fuel Injection System Wiring Harnesses

Product Line: Holley EFI Systems Wiring Harnesses

Summit Racing Part Number: HLY-558-102

UPC: 090127666722

Injection Style: Multi-port

Metering Style: Mass airflow

Quantity: Sold as a kit.

Notes: Designed for Holley HP and Dominator EFI systems only.

In-Store Pickup: Choose In-store pick-up (OH, NV, GA, TX) on our web site.

Holley offers a variety of direct replacement EFI wiring harnesses, including multi-port, sequential, and throttle body injection styles. These units are made with premium components to ensure better reliability and performance for your ride--and they're compatible with many engine swaps. Holley EFI systems wiring harnesses are sold individually or as a kit; choose the model needed for your fuel injection application.

Warranty

Most Helpful Reviews Review This Product

2 Customer Reviews for Holley 558-102 - Holley EFI Systems Wiring Harnesses

Average Customer Review

5 Star

(2)

4 Star

(0)

3 Star

(0)

2 Star

(0)

1 Star

(0)

+See All 2 Reviews

Worked great

Summit RacingSummit Racing Verified Purchase

HLY-558-102
Ordered this to go with my Holley HP EFI for a LS motor. If it great and all the plugs worked with all the factory sensors. Just make sure you order the correct fuel injector harness for the type of injectors you have. The Injector harness is separate from this harness.

0 of 0 found this review helpful.

report abuse

Report Abuse X

If you feel that this review is inappropriate and should be removed from the site, report it to us by clicking the "Report Abuse" button below.

Cancel

Reviewer: from VA

Date: April 06, 2017

Appearance
Ease of Installation
Price/Value
Quality

excellent product

Summit RacingSummit Racing Verified Purchase

HLY-558-102
excellent product with great service

0 of 0 found this review helpful.

report abuse

Report Abuse X

If you feel that this review is inappropriate and should be removed from the site, report it to us by clicking the "Report Abuse" button below.

Cancel

Reviewer: from AL

Date: May 04, 2015

Appearance
Ease of Installation
Price/Value
Quality
Questions & Answers Ask a Product Question

There are no questions for this product.

Some parts are not legal for use in California or other states with similar laws / regulations

Back To Results
Email this page
Sign Up for Email X