Holley Fuel Injection Harness 558-500; for Chevy LSX

$826.95

Part #: 558-500

Brand: Holley

UPC: 090127721315

Estimated Ship Date: 5/24/2025 (From manufacturer)

Specifications Tech Resources Recommended

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Details

Simple Installation
For HP EFI/Dominator EFI Systems

Product Description

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!

Specifications

Make:
Chevy: Engine:
LSX: Notes:
NOTICE: You will need to purchase an ECU and O2 Sensor to make this a complete kit: Quantity:
Sold As Each

Tech Resources

199r10836.pdf

efi_selection_chart62914.pdf

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