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Engine Wiring Harnesses

64 products

  • Nexus Rebel LS - Cable Throttle + IAC Sub-harn.
    Haltech
    Nexus Rebel LS - Cable Throttle + IAC Sub-harn.
    $30.00 USD
    $30.00 USD $30.00 USD
  • HLY558-116.jpg
    Main Wire Harness Hemi Late W/ TPS & IAC
    Holley EFI
    Main Wire Harness Hemi Late W/ TPS & IAC
    $849.95 USD
    $849.95 USD $849.95 USD
  • HLY558-108.jpg
    Main Harness 99-04 Ford Modular Engine
    Holley EFI
    Main Harness 99-04 Ford Modular Engine
    $849.95 USD
    $849.95 USD $849.95 USD
  • HLY558-101.jpg
    TPI Stealth Ram Main Harness
    Holley EFI
    TPI Stealth Ram Main Harness
    $675.95 USD
    $675.95 USD $675.95 USD
  • HLY558-116.jpg
    Main Wire Harness Hemi Late W/ TPS & IAC
    Holley
    Main Wire Harness Hemi Late W/ TPS & IAC
    $849.95 USD
    $849.95 USD $849.95 USD
  • HLY558-108.jpg
    Main Harness 99-04 Ford Modular Engine
    Holley
    Main Harness 99-04 Ford Modular Engine
    $849.95 USD
    $849.95 USD $849.95 USD
  • HLY558-489.jpg
    Sniper-2 tp Sniper-1 Adapter Wire Harness
    Holley
    Sniper-2 tp Sniper-1 Adapter Wire Harness
    $53.81 USD
    $53.81 USD $53.81 USD
  • HLY558-497.jpg
    Sniper 2 I/O Harness
    Holley
    Sniper 2 I/O Harness
    $43.03 USD
    $43.03 USD $43.03 USD
  • HLY558-191.jpg
    Sniper 2 Main Harness w/Fuel Pump Relay
    Holley
    Sniper 2 Main Harness w/Fuel Pump Relay
    $202.95 USD
    $202.95 USD $202.95 USD
  • HLY558-190.jpg
    Sniper 2 Main Harness For PDM
    Holley
    Sniper 2 Main Harness For PDM
    $140.35 USD
    $140.35 USD $140.35 USD
  • HLY558-101.jpg
    TPI Stealth Ram Main Harness
    Holley
    TPI Stealth Ram Main Harness
    $675.95 USD
    $675.95 USD $675.95 USD
  • PWI60508.jpg
    98-02 GM LS1 Fuel Inj. Wiring Harness
    Painless Wiring
    98-02 GM LS1 Fuel Inj. Wiring Harness
    $569.99 USD
    $569.99 USD $569.99 USD
  • PWI60502.jpg
    LT-1 Wiring Harness
    Painless Wiring
    LT-1 Wiring Harness
    $669.99 USD
    $669.99 USD $669.99 USD
  • PWI60505.jpg
    LT-1 Wiring Harness 92-97 5.7L
    Painless Wiring
    LT-1 Wiring Harness 92-97 5.7L
    $734.99 USD
    $734.99 USD $734.99 USD
  • PWI60510.jpg
    86-95 Ford 5.0L Mustang EFI Wiring Harness
    Painless Wiring
    86-95 Ford 5.0L Mustang EFI Wiring Harness
    $534.99 USD
    $534.99 USD $534.99 USD
  • PWI60221.jpg
    03-06 GM 4.8/5.3/6.0L EFI Harness
    Painless Wiring
    03-06 GM 4.8/5.3/6.0L EFI Harness
    $735.99 USD
    $735.99 USD $735.99 USD
  • PWI60217.jpg
    99- Vortec Engine FI Wiring Harness
    Painless Wiring
    99- Vortec Engine FI Wiring Harness
    $624.99 USD
    $624.99 USD $624.99 USD
  • PWI60218.jpg
    99- Vortec Engine FI Wiring Harness Extra L.
    Painless Wiring
    99- Vortec Engine FI Wiring Harness Extra L.
    $659.99 USD
    $659.99 USD $659.99 USD
  • PWI30902.jpg
    73-87 GM Truck A/C Harn ess
    Painless Wiring
    73-87 GM Truck A/C Harn ess
    $105.99 USD
    $105.99 USD $105.99 USD
  • PWI60211.jpg
    96-00 GM 7.4L Fuel Inj. Wiring Harness
    Painless Wiring
    96-00 GM 7.4L Fuel Inj. Wiring Harness
    $599.99 USD
    $599.99 USD $599.99 USD
  • PWI60101.jpg
    Tbi Harness
    Painless Wiring
    Tbi Harness
    $424.99 USD
    $424.99 USD $424.99 USD
  • PWI60102.jpg
    Tpi Harness 85-89
    Painless Wiring
    Tpi Harness 85-89
    $504.99 USD
    $504.99 USD $504.99 USD
  • PWI30830.jpg
    CSI Universal Engine Harness
    Painless Wiring
    CSI Universal Engine Harness
    $185.99 USD
    $185.99 USD $185.99 USD
  • PWI30831.jpg
    Ford 3G Alternator Wirng Kit
    Painless Wiring
    Ford 3G Alternator Wirng Kit
    $83.99 USD
    $83.99 USD $83.99 USD