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ECU and PROGRAMMER

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  • 558-314.jpg
    Holley EFI
    Holley Ignition Coil Harness; For Use w/Ford 2V Modular Engines;
    $200.00
    $200.00
    $200.00
    Coil harness for 99-04 2 Valve Ford Modular (4.6 & 5.4L) Engines.
  • 558-313.jpg
    Holley EFI
    Holley EFI Ignition Adapter Harness; For Use w/FAST Dual Sync Distributors;
    $31.52
    $31.52
    $31.52
    The Holley EFI Ignition Adapter Harness for FAST Dual Sync Distributors allows easy connectivity of the Holley EFI wiring harness to the FAST Dual Sync Distributors.
  • large558-312.jpg
    Holley EFI
    HP Smart Coil Ignition Harness
    $186.95
    $208.00
    $186.95
    HP Smart Coil ignition sub-harness. Includes a pair of coil harnesses for an 8 cylinder engine. These harnesses are similar in design to factory GM LSx coil harnesses, but plug into Holley HP Smart...
  • 558-311.jpg
    Holley EFI
    HEMI Coil Harness; Fits w/Gen III Hemi Late Coils;
    $164.00
    $164.00
    $164.00
    Chrysler has used two different coils on the HEMI engine series with 2006 being the year that the change was phased throughout the truck and car line. Fortunately the two coils are very different v...
  • 558-309.jpg
    Holley EFI
    Wire Harness Adapter
    $112.00
    $112.00
    $112.00
    This kit contains plug-and-play harnesses to connect Holley 24x or 58x main harness to Holley waste-fire DIS coils. Not compatible with 556-112 coil near plug smart coils (see 558-312 for 556-112 ...
  • large558-307.jpg
    Holley EFI
    Universal Coil On Plug Harness; For Use w/HP Or Dominator; Fits w/PN[558-312];
    $138.95
    $155.00
    $138.95
    Universal Coil On/Near Plug Harness €" Use to connect Holley PN 558-312 or factory GM LSx coil harnesses to Holley HP or Dominator ECUs
  • 558-308.jpg
    Holley EFI
    Main Power Ignition Harness
    $81.77
    $90.86
    $81.77
    This Harness is required with HP or Dominator ECUs. Includes, 13 long, 10 AWG main power harness, Qty. (2) 3/8 in. ring terminals and shrink tube (not pictured) . The harness is fuse protected an...
  • 558-306.jpg
    Holley EFI
    Universal Unterminated Ignition Harness; For HP EFI And Dominator EFI;
    $152.95
    $170.00
    $152.95
    Universal Unterminated Ignition Harness; For HP EFI And Dominator EFI;
  • 558-305.jpg
    Holley EFI
    TFI Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems;
    $96.66
    $108.00
    $96.66
    TFI Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems;
  • 558-304.jpg
    Holley EFI
    HEI Ignition Harness; Small Cap;
    $41.17
    $45.74
    $41.17
    HEI Ignition Harness; Small Cap;
  • 558-303.jpg
    Holley EFI
    Magnetic Pickup Ignition Harness
    $76.72
    $85.24
    $76.72
    Magnetic Pickup Ignition Harness; For HP EFI/Dominator EFI Systems; Shielded; Unterminated;
  • 558-302.jpg
    Holley EFI
    Tach Input Ignition Adapter
    $19.50
    $19.50
    $19.50
    Tach Input Ignition Adapter; For Use On Applications Using A CD Box; Plugs Into [Ignition] Connector On Main Harness; Yellow/Black Lead Connects To [Tach Out] Terminal;
  • 558-217_01.jpg
    Holley EFI
    HolleySport EV1 Milspec Injector Harness
    $723.00
    $723.00
    $723.00
    The Holley Sport EV1 Milspec injector harness utilizes Raychem DR-25 heat shrink tubing and transitions, providing protection from extreme temperatures and external contaminations that frequently c...
  • 558-216_0118330.jpg
    Holley EFI
    Unterminated Fuel Injector Harness Kit
    $124.00
    $124.00
    $124.00
    Introducing the latest addition to the Holley EFI Product Lineup! Our EV6 unterminated injector harness is perfect for anyone wanting to add EV6 injectors to their engine bay. This harness kit come...
  • 558-213.jpg
    Holley EFI
    Injector Harness; Evenly Spaced; JETRONIC/Bosch Style Injectors;
    $143.95
    $160.00
    $143.95
    Ford V8 Injector Harness for Jetronic "Bosch" style Fuel Injectors (Evenly Spaced)
  • 558-214.jpg
    Holley EFI
    Multec Injector Harness; For LS Swap; 2 Injector; Early Truck;
    $237.00
    $237.00
    $237.00
    Multec Injector Harness; For LS Swap; 2 Injector; Early Truck;
  • 558-212.jpg
    Holley EFI
    Injector Harness; Evenly Spaced; USCAR/EV6 Style Injectors;
    $143.95
    $160.00
    $143.95
    Ford V8 Injector Harness for Ford USCAR / EV6 style Fuel Injectors (Evenly Spaced)
  • 558-211.jpg
    Holley EFI
    Fuel Injection Harness
    $162.00
    $162.00
    $162.00
    An Injector Harness is required and Holley offers two. The harness with USCAR/Stock injector connectors will cover most applications that are using the factory injectors. The other harness is for t...
  • 558-210.jpg
    Holley EFI
    Injector Harness; Fits w/Gen III Hemi V8 EFI; Stock/USCAR Style Injector;
    $162.00
    $162.00
    $162.00
    An Injector Harness is required and Holley offers two. The harness with USCAR/Stock injector connectors will cover most applications that are using the factory injectors. The other harness is for t...
  • 558-208.jpg
    Holley EFI
    Fuel Injection Wire Harness
    $368.00
    $368.00
    $368.00
    Unterminated 24 injector MPFI harness Terminated at injector connectors (Bosch style). Harness must be assembled and require crimping Metripak 150 connectors. Includes all connectors, pins, termina...
  • 558-209.jpg
    Holley EFI
    Injector Harness; Fits w/HP/Dominator EFIs;
    $204.00
    $204.00
    $204.00
    Ford V8 Injector Harness for HP EFI & Dominator EFI
  • 558-206.jpg
    Holley EFI
    Fuel Injection Wire Harness
    $218.00
    $218.00
    $218.00
    Fuel Injection Wire Harness; 2x4 bbl TBI; For HP EFI/Dominator EFI Fuel Injection Systems;
  • 558-207.jpg
    Holley EFI
    Fuel Injection Wire Harness
    $241.95
    $269.00
    $241.95
    Unterminated 16 injectors MPFI harness Terminated at injector connectors (Bosch style). Harness must be assembled and require crimping Metripak150 connectors. Includes all connectors, pins, termina...
  • 558-203.jpg
    Holley EFI
    Fuel Injection Wire Harness
    $187.00
    $187.00
    $187.00
    This is a replacement 8 cylinder injector harness. It connects the main harness to the fuel injectors. It routes the wires under the plenum.

Showing 625 -648 of 1503 items