Holley
IGNITION WIRE HARNESS
$182.99
In Stock
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Most orders ship within 1–2 business days from US warehouses. Tracking is emailed as soon as your order is on its way.
30-day hassle-free returns on unused parts in original packaging. Read the full returns policy
Overview
Upgrade your EFI system with the Holley Ignition Wire Harness, designed for seamless integration with Holley Terminator X, HP, or Dominator EFI systems.
- Effortless Installation: This replacement input and output harness simplifies your wiring process, ensuring a hassle-free setup.
- Versatile Compatibility: Specifically crafted for Holley EFI systems, this harness is ideal for both speed density (Map-N) and speed throttle (Alpha-N) metering styles.
- Enhanced Performance: Optimized for multi-port fuel injection, this harness supports improved fuel management for your vehicle.
- Quality You Can Trust: Holley is a renowned name in the automotive industry, ensuring reliability and durability in all their products.
The Holley Ignition Wire Harness (part number 558400) is sold individually and is part of the Holley J1A/B Dominator Auxiliary Wiring Harnesses line, making it a perfect fit for your performance needs.
Choose Holley for quality wiring solutions that enhance your vehicle's performance.
- Ships fast from US warehouses
- 30-day hassle-free returns
Specifications
| Brand | Holley |
| GTIN | 00000008137920 |
Frequently Asked Questions
What is the Holley Ignition Wire Harness used for?
The Holley Ignition Wire Harness is a replacement input and output harness designed for Holley Terminator X, HP, or Dominator EFI systems.
What type of wiring harness is this product?
This product is a fuel injection system wiring harness, specifically part of the Holley J1A/B Dominator Auxiliary Wiring Harnesses.
How is the Holley Ignition Wire Harness installed?
Installation difficulty is not specified, so it is recommended to consult a professional for proper installation.
What is included with the purchase of the Holley Ignition Wire Harness?
The Holley Ignition Wire Harness is sold individually.
What type of fuel injection style does this harness support?
This harness supports multi-port fuel injection style.
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$182.99