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Holley EFI Fuel Injection Wire Harness 558-500

Holley EFI Fuel Injection Wire Harness 558-500
Holley EFI Fuel Injection Wire Harness 558-500Holley EFI Fuel Injection Wire Harness 558-500
$878.99 ea
NEWBackordered until 10/29/2021Out of stock at HOLLEY PERFORMANCE PRODUCTS as of 09/25/2021
Model: 4007871
Supplier has not provided any fitment data for this product.
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An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit for your GM LS engine comes complete with the main harness, power harness and injector harness to support your primary system!
Features:
  • Simple Installation
  • For HP EFI/Dominator EFI Systems
Holley Performance Emission Code 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
Installation Notes:
NOTICE: You will need to purchase an ECU and O2 Sensor to make this a complete kit

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Downloads:

Download Name File Size
efi_selection_chart62914.pdf836.71KB
199r10836.pdf1.25MB

Specifications:

Emission Code 4
Harness Application LSX
Part Type Fuel Injection Harness

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