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Holley

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  • $276.25 - $276.25
    $276.25
    $318.95
    $318.95 - $318.95
    $318.95

    Holley HLY558-405 Trans Wire Harness GM 4L60 Pre 2009 - 4L80

    Holley

    Description: This wiring harness is an integral part of the EFI system, facilitating the connection between the transmission and the engine managem...

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    $276.25 - $276.25
    $276.25
    $318.95
    $318.95 - $318.95
    $318.95
  • $206.95 - $206.95
    $206.95
    $238.95
    $238.95 - $238.95
    $238.95

    Holley HLY558-404 J4 Connector & Harness

    Holley

    Description: The Holley HLY558-404 J4 Connector & Harness is an EFI wiring harness designed specifically for the Holley Dominator EFI system. T...

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    $206.95 - $206.95
    $206.95
    $238.95
    $238.95 - $238.95
    $238.95
  • $161.95 - $161.95
    $161.95
    $186.95
    $186.95 - $186.95
    $186.95

    Holley HLY558-403 J3 Connector & Harness

    Holley

    Description: The Holley HLY558-403 J3 Connector & Harness is designed for use with Dominator EFI systems. This wiring harness features a J3 aux...

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    $161.95 - $161.95
    $161.95
    $186.95
    $186.95 - $186.95
    $186.95
  • $161.95 - $161.95
    $161.95
    $186.95
    $186.95 - $186.95
    $186.95

    Holley HLY558-402 J2B Auxiliary Harness Kit

    Holley

    Description: The Holley HLY558-402 J2B Auxiliary Harness Kit is designed for use with Holley Dominator EFI systems. This universal kit provides the...

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    $161.95 - $161.95
    $161.95
    $186.95
    $186.95 - $186.95
    $186.95
  • $210.55 - $210.55
    $210.55
    $242.95
    $242.95 - $242.95
    $242.95

    Holley HLY558-401 Auxiliary Harness J2A Connector

    Holley

    Description: The Holley HLY558-401 Auxiliary Harness J2A Connector is designed for use with Holley Dominator EFI systems. This universal kit provid...

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    $210.55 - $210.55
    $210.55
    $242.95
    $242.95 - $242.95
    $242.95
  • $264.55 - $264.55
    $264.55
    $304.95
    $304.95 - $304.95
    $304.95

    Holley HLY558-318 Coil-Near-Plug Sub Harness - Big Wire

    Holley

    Description: The Holley HLY558-318 Coil-Near-Plug Sub Harness is designed specifically for V8 engines. This ignition wiring harness features a bi...

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    $264.55 - $264.55
    $264.55
    $304.95
    $304.95 - $304.95
    $304.95
  • $258.25 - $258.25
    $258.25
    $299.95
    $299.95 - $299.95
    $299.95

    Holley HLY558-312 HP EFI Sub-Harnesses - Smart Coil

    Holley

    Description: The Holley HLY558-312 HP EFI Sub-Harnesses - Smart Coil is designed for use with Holley HP and Dominator EFI systems. The harness is c...

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    $258.25 - $258.25
    $258.25
    $299.95
    $299.95 - $299.95
    $299.95
  • $179.95 - $179.95
    $179.95
    $207.95
    $207.95 - $207.95
    $207.95

    Holley HLY558-311 Hemi Coil Harness Late TYCO

    Holley

    Description: The Holley HLY558-311 Hemi Coil Harness is designed for use with Mopar Gen III Hemi engines. This EFI wiring harness specifically cate...

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    $179.95 - $179.95
    $179.95
    $207.95
    $207.95 - $207.95
    $207.95
  • $116.05 - $116.05
    $116.05
    $133.95
    $133.95 - $133.95
    $133.95

    Holley HLY558-305 Ford TFI Ignition Harness

    Holley

    Description: The Holley HLY558-305 Ford TFI Ignition Harness is designed specifically for connecting Ford TFI distributors to Holley Avenger, HP, a...

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    $116.05 - $116.05
    $116.05
    $133.95
    $133.95 - $133.95
    $133.95
  • Sold out
    $184.45 - $184.45
    $184.45
    $212.95
    $212.95 - $212.95
    $212.95

    Holley HLY558-213 Injector Harness Ford w/ Jetronic Injectors

    Holley

    Description: Constructed with quality materials, this harness is built to withstand the demands of automotive applications. Key Features: Com...

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    $184.45 - $184.45
    $184.45
    $212.95
    $212.95 - $212.95
    $212.95
    Sold out
  • $179.95 - $179.95
    $179.95
    $207.95
    $207.95 - $207.95
    $207.95

    Holley HLY558-212 Injector Harness - Ford USCAR/EV6 Style Injector

    Holley

    Description: With a focus on quality and compatibility, this harness is crafted to meet the demands of performance enthusiasts and professionals al...

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    $179.95 - $179.95
    $179.95
    $207.95
    $207.95 - $207.95
    $207.95
  • $179.95 - $179.95
    $179.95
    $207.95
    $207.95 - $207.95
    $207.95

    Holley HLY558-210 Injector Harness V8 Evenly Spaced USCAR

    Holley

    Description: The Holley HLY558-210 Injector Harness is designed for use with V8 engines, featuring an adapter that connects USCAR EV6 connectors to...

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    $179.95 - $179.95
    $179.95
    $207.95
    $207.95 - $207.95
    $207.95
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