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Holley

Holley Ignition Coil Extension Harnesses 558-326 Wiring Harnesses, EFI, LS Harness, 36 in. Long, OE Connectors, Plug & Play, Techflex F6 Loom, Chevy, 4.8-70L, Pair

SKU: HLY558-326

Ignition Coil Wiring Harnesses
Holley Ignition Coil Extension Harnesses 558-326 Wiring Harnesses, EFI, LS Harness, 36 in. Long, OE Connectors, Plug & Play, Techflex F6 Loom, Chevy, 4.8-70L, Pair

Holley

Holley Ignition Coil Extension Harnesses 558-326 Wiring Harnesses, EFI, LS Harness, 36 in. Long, OE Connectors, Plug & Play, Techflex F6 Loom, Chevy, 4.8-70L, Pair

SKU: HLY558-326

Ignition Coil Wiring Harnesses
A$281.32
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

Designed to extend your factory coil harness so you can easily remote-mount your ignition coils, these wire assemblies by Holley provide an ideal solution for cleaning up the look of your engine bay. They provide the means for mounting your ignition coils off the valve covers with their OEM connectors that provide a secure connection between your ECU and coils. Get the customization you want with the Holley ignition coil extension harnesses designed for your application.

Part Type

LS Coil Ext. Harness 36in 2pk

Data: v4.2 - Upd: 2026-10-14 02:09:58

Specifications

Product Attributes - Brand
Holley
Product Attributes - Manufacturer's Part Number
558-326
Product Attributes - Part Type
Ignition Coil Wiring Harnesses
Product Attributes - Product Line
Holley Ignition Coil Extension Harnesses
Product Attributes - UPC
090127108475
Product Attributes - Quantity
Sold as a pair.

Reference Information

Brand Name/s Holley
StreetFX SKU hly558-326
SFX Item ID 4783730
Supplier Item Code 4783730
Manufacturer SKU 558-326
Manufacturer UPC 90127108475
Alternative References HOL558-326, 4.8-70L

Compatibility

Application Data
  • MakeCHEVROLET
    Beginning Year1997
    Ending Year2004
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2014
    Engine TypeV8
    Engine Size4.8L/294
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2014
    Engine TypeV8
    Engine Size5.3L/325
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine Size6.0L/364
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
  • MakeCHEVROLET
    Beginning Year2006
    Ending Year2015
    Engine TypeV8
    Engine Size7.0L/427
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
  • MakeCHEVROLET
    Beginning Year2008
    Ending Year2017
    Engine TypeV8
    Engine Size6.2L/376
    Engine FamilyChevy small block Gen III/IV (LS-based engines)

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