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    Holley EFI MAIN ENGINE HARNESS FOR 58X LS W/TBI (HOE-2558-112)

    Holley EFI

    Holley EFI MAIN ENGINE HARNESS FOR 58X LS W/TBI

    $616.00
    $616.00
    $553.95

    Main Engine harness intended for use with Terminator X, X Max, Terminator, HP, and Dominator ECUs when using a Terminator or Terminator Stealth style Throttle Body Injection unit on a Gen 4 58x LS...

  • Sale
    Holley EFI Main Power Harness (HOE-2558-308)

    Holley EFI

    Holley EFI Main Power Harness

    $97.89
    $97.89
    $88.10

    This Harness is required with HP or Dominator ECUs. Includes, 13' long, 10 AWG main power harness, Qty. (2) 3/8" ring terminals and shrink tube (not pictured) . The harness is fuse protected and...

  • Sale
    Holley EFI Manifold Air Pressure (MAP) (HOE-2570-212)

    Holley EFI

    Holley EFI Manifold Air Pressure (MAP)

    $10.19
    $10.19
    $9.17

    Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have...

  • Sale
    Holley EFI Map Sensor Port Cover (HOE-1300-251)

    Holley EFI

    Holley EFI Map Sensor Port Cover

    $33.28
    $33.28
    $29.95

    This billet aluminum cover eliminates the MAP Sensor and works with most intake manifolds w/ the LS3 style MAP Sensor. Includes O-ring seal and mounting hardware.FeaturesQuickly expand your...

  • Sale
    Holley EFI METRIPACK 150 FEMALE PINS 20-18GA 100PK (HOE-2571-101)

    Holley EFI

    Holley EFI METRIPACK 150 FEMALE PINS 20-18GA 100PK

    $22.66
    $22.66
    $14.27

    Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We...

  • Sale
    Holley EFI METRIPACK 150 FEMALE PINS 22-20GA 100PK (HOE-2571-104)

    Holley EFI

    Holley EFI METRIPACK 150 FEMALE PINS 22-20GA 100PK

    $21.21
    $21.21
    $19.09

    Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We...

  • Sale
    Holley EFI METRIPACK 150 MALE PINS 22-20GA 100PK (HOE-2571-102)

    Holley EFI

    Holley EFI METRIPACK 150 MALE PINS 22-20GA 100PK

    $22.66
    $22.66
    $20.39

    Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We...

  • Sale
    Holley EFI METRIPACK 150 WEATHER PLUG 100 PACK (HOE-2571-134)

    Holley EFI

    Holley EFI METRIPACK 150 WEATHER PLUG 100 PACK

    $38.63
    $38.63
    $34.77

    Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We...

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