LS COIL HARNESSES
Factory replacement coil harness for stock LS coils.
 
Are you tired of scouring the junkyard for stock ls coil sub harnesses? Introducing the new Holley EFI LS Coil Sub Harness. This coil sub harness is intended to be used with factory LS coils and various Holley EFI main harnesses with Coil-on-plug connectors. The Holley EFI LS coil sub harnesses are built with the same high quality connectors and wire loom found on all Holley EFI harnesses, guaranteeing a perfect match in your engine bay.
Features:
    	
  • OEM connectors provide a secure connection between your ECU and Ignition Coils
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  • Techflex F6 braided wire loom keeps your engine bay looking clean, while providing abrasion resistance
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  • Plug & Play fitment
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  • Can be used to replace a damaged factory coil harness

LS COIL HARNESSES

SKU: 558-321
$139.95Price
  • Brand Holley EFI
    Emission Code 4
    Harness Application GM
      LSX
      Universal
    Harness Type Ignition
    Product Type LS Coil Harness
    Part Number 558-321

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    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