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Vendor:Holley EFIFuel Injection Wire Harness- Regular price
- $808.00
- Regular price
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$808.00 - Sale price
- $808.00
- Unit price
- per
An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit for your... -
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Vendor:Holley EFIHolley EFI PWM Alternator Harness- Regular price
- $66.61
- Regular price
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$66.61 - Sale price
- $66.61
- Unit price
- per
Plug and play Holley EFI alternator harnesses for late model engines with Pulse Width Modulated alternators. This includes most 2007+ GM engines and most 2005+ Ford engines. -
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Vendor:Holley EFIHolley EFI PWM Alternator Harness- Regular price
- $66.61
- Regular price
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$66.61 - Sale price
- $66.61
- Unit price
- per
Plug and play Holley EFI alternator harnesses for late model engines with Pulse Width Modulated alternators. This includes most 2007+ GM engines and most 2005+ Ford engines. -
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Vendor:Holley EFITerminator X Transmission Control Harness- Regular price
- $239.00
- Regular price
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$239.00 - Sale price
- $239.00
- Unit price
- per
If your HEMI swap project is using a Chrysler 46RE Transmission, commonly found in 1996-2003 Dodge Ram - Dakota, or Durango V8 trucks, you can finally control your transmission through the Termina... -
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Vendor:Holley EFIAutomatic Transmission Wire Harness; Plug And Play Fully Terminated Harness;- Regular price
- $202.95
- Regular price
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$226.00 - Sale price
- $202.95
- Unit price
- per
Ford 4R70W/4R75W Transmission Harness - Complete terminated harness with j4 connector to operate 1998+ Ford electronic transmissions, for Dominator EFI and Terminator X Max only! -
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Vendor:Holley EFIAutomatic Transmission Wiring Harness- Regular price
- $206.00
- Regular price
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$206.00 - Sale price
- $206.00
- Unit price
- per
Automatic Transmission Wiring Harness -
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Vendor:Holley EFIManifold Absolute Pressure Sensor Adapter- Regular price
- $29.46
- Regular price
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$32.73 - Sale price
- $29.46
- Unit price
- per
These two new MAP sensor adapters from Holley EFI allow you to quickly add a stainless steel MAP sensor to your existing installation. Holley part #558-466 adapts harnesses with a (MPFI) Weatherpac... -
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Vendor:Holley EFIManifold Absolute Pressure Sensor Adapter- Regular price
- $29.46
- Regular price
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$32.73 - Sale price
- $29.46
- Unit price
- per
These two new MAP sensor adapters from Holley EFI allow you to quickly add a stainless steel MAP sensor to your existing installation. Holley part #558-466 adapts harnesses with a (MPFI) Weatherpac... -
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Vendor:Holley EFIEFI CAN Splitter; Plug And Play w/Terminator X/Sniper EFI;- Regular price
- $35.36
- Regular price
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$39.29 - Sale price
- $35.36
- Unit price
- per
The Holley EFI CAN splitter allows you to add an additional CAN device to your Sniper EFI or Terminator X installation, without needing to unplug the handheld. This easy to install CAN splitter sim... -
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Vendor:Holley EFIComputer Chip Programmer Input Cable- Regular price
- $23.56
- Regular price
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$23.56 - Sale price
- $23.56
- Unit price
- per
Replacement USB Harness for Holley EFI Pro Dashes - 553-111 and 553-112 -
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Vendor:Holley EFIEngine Control Module (ECM) Wiring Harness- Regular price
- $52.42
- Regular price
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$52.42 - Sale price
- $52.42
- Unit price
- per
EFI Terminator X Wideband Adapter Harness; 4 Inputs; 4 Outputs; Boost Control; Nitrous Control; Advanced Tables; -
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Vendor:Holley EFIDrive-By-Wire Throttle Body Harness;- Regular price
- $383.00
- Regular price
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$383.00 - Sale price
- $383.00
- Unit price
- per
Introducing a new Holley EFI DBW Throttle Body wiring harness for the OEM (Original Equipment Manufacturer) Ford Throttle Body commonly found on 2005-2010 Mustang GTs, and the GT500. This throttle ... -
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Vendor:Holley EFITerminator® Stealth Series Harness; 2x4;- Regular price
- $206.00
- Regular price
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$206.00 - Sale price
- $206.00
- Unit price
- per
Service Primary Throttle Body Sub Harness for Terminator Stealth 4150 -
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Vendor:Holley EFIElectronic Throttle Harness- Regular price
- $202.95
- Regular price
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$226.00 - Sale price
- $202.95
- Unit price
- per
The 558-456 wiring kit is intended to fully populate all of the inputs and outputs for PNs 553-111 and 553-112 Pro Dashes. These can easily be inserted into the existing 34 pin dash connector. I... -
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Vendor:Holley EFIAutomatic Transmission Wiring Harness- Regular price
- $220.95
- Regular price
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$246.00 - Sale price
- $220.95
- Unit price
- per
Expanding on our Transmission Control options from Holley EFI. This new harness 558-455 from Holley EFI provides plug and play transmission control for the 2009+ GM 4L60 when used with a Dominator ... -
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Vendor:Holley EFIFuel Injection Harness- Regular price
- $73.41
- Regular price
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$73.41 - Sale price
- $73.41
- Unit price
- per
12 feet long Male to Female CAN Adapter Harness (for Racepak and other external CAN devices) -
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Vendor:Holley EFICAN Adapter Harness; 4 in.; Male to Female;- Regular price
- $38.90
- Regular price
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$43.22 - Sale price
- $38.90
- Unit price
- per
4 in. Male to Female CAN Adapter Harness (for Racepak and other external CAN devices) -
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Vendor:Holley EFICAN Adapter Harness; 8 in.; Male to Female;- Regular price
- $52.42
- Regular price
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$52.42 - Sale price
- $52.42
- Unit price
- per
8 Male to Female CAN Adapter Harness (for Racepak and other external CAN devices) -
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Vendor:Holley EFICAN Adapter Harness; 12 in.; Male to Female;- Regular price
- $32.73
- Regular price
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$32.73 - Sale price
- $32.73
- Unit price
- per
12 in. Male to Female CAN Adapter Harness (for Racepak and other external CAN devices) -
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Vendor:Holley EFIDrive-By-Wire Harness; For Use w/Chrysler Hemi Dual Throttle Bodies;- Regular price
- $296.00
- Regular price
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$296.00 - Sale price
- $296.00
- Unit price
- per
The Holley Dominator ECU has built in capability to control dual Drive-By-Wire Chrysler Throttle Bodies - OEM P/N 53034251ABAdditionally, this harness requires pedal assembly part number 0486 1714. -
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Vendor:Holley EFIJ1A / J1B ECU Connector Kit; J1A/J1B ECU Connector Kit w/Pins and Seals;- Regular price
- $94.52
- Regular price
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$94.52 - Sale price
- $94.52
- Unit price
- per
If you already have your own wire and simply need the connectors and pins, we have you covered with our new ECU connector and pins kit, allowing you to fully terminate your own custom main harnesses! -
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Vendor:Holley EFIRacepak CAN Adapter Kit- Regular price
- $82.60
- Regular price
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$91.78 - Sale price
- $82.60
- Unit price
- per
This kit is used to directly connect Racepak part number 230-VM-EFIHOL Vnet/Holley to either the J1A (HP and Dominator ECUs) or J3 (Dominator ECU only) connectors. There are three harnesses supplie... -
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Vendor:Holley EFIPro Dash Service Harness; Service Replacement Pro Dash Harness;- Regular price
- $130.00
- Regular price
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$130.00 - Sale price
- $130.00
- Unit price
- per
Replacement Harness for Holley EFI Pro Dashes - 553-111 and 553-112 -
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Vendor:Holley EFIFuel Injection Wire Harness- Regular price
- $44.39
- Regular price
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$44.39 - Sale price
- $44.39
- Unit price
- per
Fuel Injection Wire Harness; CAN Adapter/Power Harness; Adapts 2 Pin Holley Main Harness CAN Connectors To New Style 2 Pin Female CAN Devices;
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