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Holley EFI GM LS 24X EFI HARNESS KIT 558-500

Holley EFI GM LS 24X EFI HARNESS KIT 558-500
Holley EFI GM LS 24X EFI HARNESS KIT 558-500
$1,226.99 ea
NEWARRIVING SOONEstimated Ship Date 03/18/2024 (If Ordered Today)8 Available from HOLLEY PERFORMANCE PRODUCTS as of 02/25/2024
Model: 4007871
STANDARD
DELIVERY
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:
  • Harness Kit Includes; Main Power Harness, LS1 Main Harness & V-8 Injector harness
  • Simple Installation
  • Works with HP or Dominator ECU's
NOTICE: You will need to purchase an ECU and O2 Sensor to make this a complete kit
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

Videos:

Specifications:

Emission Code 4
Harness Application LSX
Part Type Fuel Injection Harness
Product Type Harness Kit

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Holley EFI GM LS 24X EFI HARNESS KIT 558-500:
Classic Chevy 2024