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Holley EFI Terminator X Max Transmission Kit - GM 6L80/90 Requires Terminator X - Requires V3 Build 100 or later
Holley EFI Terminator X Max Transmission Kit - GM 6L80/90 Requires Terminator X - Requires V3 Build 100 or later
Part Number: 558-499
$515.95
Sniper 2 EFI CAN to USB-A Cable Communication cable for real time tuning
Sniper 2 EFI CAN to USB-A Cable Communication cable for real time tuning
Part Number: 558-495
$72.44
Sniper 1 to Sniper 2 EFI Adapter Harness Eliminates the need to rewire your existing Sniper EFI installation
Sniper 1 to Sniper 2 EFI Adapter Harness Eliminates the need to rewire your existing Sniper EFI installation
Part Number: 558-489
$56.09
Pro Dash M8 Service Harness M8 Service Harness 6.86" and 12.3" Pro Dash
Pro Dash M8 Service Harness M8 Service Harness 6.86" and 12.3" Pro Dash
Part Number: 558-486
$121.45
Sniper 2 EFI M8 Extension Harness - 8-Foot Length Compatible with Sniper 2 EFI M8 Accessories
Sniper 2 EFI M8 Extension Harness - 8-Foot Length Compatible with Sniper 2 EFI M8 Accessories
Part Number: 558-485
$40.37
M8 Extension - 4ft M8 Extension Harness for Sniper 2 - 4ft
M8 Extension - 4ft M8 Extension Harness for Sniper 2 - 4ft
Part Number: 558-484
$35.32
Holley EFI Transmission Harness - TKO Terminator X Max ECUs on V3 Build 100 or later - Holley EFI V6 Build 300 or later
Holley EFI Transmission Harness - TKO Terminator X Max ECUs on V3 Build 100 or later - Holley EFI V6 Build 300 or later
Part Number: 558-482
$206.05
Holley EFI Transmission Harness - T-56 Terminator X Max ECUs on V3 Build 100 or later - Holley EFI V6 Build 300 or later
Holley EFI Transmission Harness - T-56 Terminator X Max ECUs on V3 Build 100 or later - Holley EFI V6 Build 300 or later
Part Number: 558-481
$206.05
Holley EFI Transmission Harness - T-56 Magnum Terminator X Max ECUs on V3 Build 100 or later - Holley EFI V6 Build 300 or later
Holley EFI Transmission Harness - T-56 Magnum Terminator X Max ECUs on V3 Build 100 or later - Holley EFI V6 Build 300 or later
Part Number: 558-480
$206.05
GM PWM Alternator Harness For use with 2007+ PWM GM Alternators.
GM PWM Alternator Harness For use with 2007+ PWM GM Alternators.
Part Number: 558-475
$78.26
Holley EFI Ford Crank Sensor Module - Ford 7.3L Godzilla HP, Dominator, and Terminator X ECU's
Holley EFI Ford Crank Sensor Module - Ford 7.3L Godzilla HP, Dominator, and Terminator X ECU's
Part Number: 558-474
$43.12
Holley EFI Transmission Control Harness - Chrysler 46RE Fits 1996-2003 Transmissions - Use with Terminator X Max only
Holley EFI Transmission Control Harness - Chrysler 46RE Fits 1996-2003 Transmissions - Use with Terminator X Max only
Part Number: 558-473
$248.35
1992-1997 Ford AODE/4R70W Transmission Control Harness Plug and play Transmission Harness for 1992-1997 Ford AODE/4R70W
1992-1997 Ford AODE/4R70W Transmission Control Harness Plug and play Transmission Harness for 1992-1997 Ford AODE/4R70W
Part Number: 558-471
$292.95
Ford 4R70W/4R75W Transmission Control Harness Ford 4R70W/4R75W Transmission Control Harness (98+)
Ford 4R70W/4R75W Transmission Control Harness Ford 4R70W/4R75W Transmission Control Harness (98+)
Part Number: 558-470
$242.95
2018-2022 Ford DBW Harness Throttle Body - JL3E-9F991-AA - Throttle Pedal - BR3Z-9F836-D
2018-2022 Ford DBW Harness Throttle Body - JL3E-9F991-AA - Throttle Pedal - BR3Z-9F836-D
Part Number: 558-469
$209.95
Holley EFI Terminator X DBW Harness - GM GEN V LTX For LTx Throttle Bodies and Terminator X and X Max ECUs
Holley EFI Terminator X DBW Harness - GM GEN V LTX For LTx Throttle Bodies and Terminator X and X Max ECUs
Part Number: 558-468
$283.95
Delphi M/P 150 to GT (Stainless Steel) MAP Adapter Harness Retains your factory harness connector
Delphi M/P 150 to GT (Stainless Steel) MAP Adapter Harness Retains your factory harness connector
Part Number: 558-467
$19.80
Weatherpak to GT (Stainless Steel) MAP Adapter Harness Retains your factory harness connector
Weatherpak to GT (Stainless Steel) MAP Adapter Harness Retains your factory harness connector
Part Number: 558-466
$41.48
Holley EFI CAN Splitter Sniper EFI or Terminator X
Holley EFI CAN Splitter Sniper EFI or Terminator X
Part Number: 558-465
$45.98
Holley EFI Terminator X Wideband Adapter Harness Compatible w/ Terminator X and X Max ECUs
Holley EFI Terminator X Wideband Adapter Harness Compatible w/ Terminator X and X Max ECUs
Part Number: 558-463
$62.55
Holley Wiring Harnesses 558-462 Wiring Harnesses. Holley EFI, Replacement, Input/Output Harness, Terminator EFI Systems, Pre-Terminated, Plug-and-Play, Each
Holley Wiring Harnesses 558-462 Wiring Harnesses. Holley EFI, Replacement, Input/Output Harness, Terminator EFI Systems, Pre-Terminated, Plug-and-Play, Each
Part Number: 558-462
$35.54
Holley EFI Ford GT500 and 3V Drive-by-Wire Throttle Body Harness 2005-2010 Ford Mustang GT and GT500 Models
Holley EFI Ford GT500 and 3V Drive-by-Wire Throttle Body Harness 2005-2010 Ford Mustang GT and GT500 Models
Part Number: 558-461
$426.95
Terminator Stealth 2x4 Primary Throttle Body Sub Harness Replacement harness
Terminator Stealth 2x4 Primary Throttle Body Sub Harness Replacement harness
Part Number: 558-459
$208.75
Pro Dash Standalone Service Harness This is the harness included with standalone pro dashes.
Pro Dash Standalone Service Harness This is the harness included with standalone pro dashes.
Part Number: 558-457
$349.95
Pro Dash Input/Output Harness Unterminated input/output wiring
Pro Dash Input/Output Harness Unterminated input/output wiring
Part Number: 558-456
$249.25
2009+ GM 4L60E Transmission Control Harness Plug and Play with Dominator ECU
2009+ GM 4L60E Transmission Control Harness Plug and Play with Dominator ECU
Part Number: 558-455
$252.85
CAN Adapter Harness, 12' 12' Male to Female CAN Adapter Harness
CAN Adapter Harness, 12' 12' Male to Female CAN Adapter Harness
Part Number: 558-454
$82.97
CAN Adapter Harness, 8' 8' Male to Female CAN Adapter Harness
CAN Adapter Harness, 8' 8' Male to Female CAN Adapter Harness
Part Number: 558-453
$59.27
CAN Adapter Harness, 4' 4' Male to Female CAN Adapter Harness
CAN Adapter Harness, 4' 4' Male to Female CAN Adapter Harness
Part Number: 558-452
$47.42
558-451 CAN Adapter Harness, 12" 12" Male to Female CAN Adapter Harness
558-451 CAN Adapter Harness, 12" 12" Male to Female CAN Adapter Harness
Part Number: 558-451
$39.36
Holley EFI Chrysler HEMI Drive-By-Wire Dual Throttle Body Harness HEMI DUAL DBW HARNESS, 2013+ APPLICATION
Holley EFI Chrysler HEMI Drive-By-Wire Dual Throttle Body Harness HEMI DUAL DBW HARNESS, 2013+ APPLICATION
Part Number: 558-450
$368.95
J1A/J1B ECU Connector Kit J1A/J1B ECU Connector Kit with Pins and Seals
J1A/J1B ECU Connector Kit J1A/J1B ECU Connector Kit with Pins and Seals
Part Number: 558-448
$112.95
Pro Dash Service Harness Replacement Harness
Pro Dash Service Harness Replacement Harness
Part Number: 558-446
$149.95
Holley EFI CAN to USB Dongle Communication Cable Compatible w/ Holley EFI, Sniper EFI, and Terminator X Software
Holley EFI CAN to USB Dongle Communication Cable Compatible w/ Holley EFI, Sniper EFI, and Terminator X Software
Part Number: 558-443
$72.44
Universal 4 EV14 Cylinder Injector Harness Universal 4 Cylinder EV14 Injector Harness for HP EFI & Dominator EFI
Universal 4 EV14 Cylinder Injector Harness Universal 4 Cylinder EV14 Injector Harness for HP EFI & Dominator EFI
Part Number: 558-440
$65.95
Terminator Throttle Body Harness Injector upgrade harness for Terminator Throttle Bodies.
Terminator Throttle Body Harness Injector upgrade harness for Terminator Throttle Bodies.
Part Number: 558-439
$224.95
Sealed USB Data Cable Holley EFI Sealed USB Cable 15'
Sealed USB Data Cable Holley EFI Sealed USB Cable 15'
Part Number: 558-438
$131.95
Terminated Vehicle Harness for Digital Dash Terminated Vehicle Harness For Digital Dash
Terminated Vehicle Harness for Digital Dash Terminated Vehicle Harness For Digital Dash
Part Number: 558-436
$203.35
Digital Dash I/O Adapter w/Terminated Vehicle Harness Digital Dash I/O Adapter with terminated Vehicle Harness
Digital Dash I/O Adapter w/Terminated Vehicle Harness Digital Dash I/O Adapter with terminated Vehicle Harness
Part Number: 558-434
$359.95
Digital Dash I/O Adapter w/Unterminated Vehicle Harness Digital Dash I/O Adapter with unterminated Vehicle Harness
Digital Dash I/O Adapter w/Unterminated Vehicle Harness Digital Dash I/O Adapter with unterminated Vehicle Harness
Part Number: 558-433
$314.95
Digital Dash I/O Adapter Replacement I/O Adapter
Digital Dash I/O Adapter Replacement I/O Adapter
Part Number: 558-432
$158.95
Crank/Cam Ign. Harness. Fully terminated harness. Crank/Cam Ign. Harness for Ferrous Crank/Magnetic Cam Hall Effect Sensors. Fully terminated harness.
Crank/Cam Ign. Harness. Fully terminated harness. Crank/Cam Ign. Harness for Ferrous Crank/Magnetic Cam Hall Effect Sensors. Fully terminated harness.
Part Number: 558-431
$89.96
CAN Adapter/Power Harness NEW DEVICE TO TWO PIN MAIN HARNESS
CAN Adapter/Power Harness NEW DEVICE TO TWO PIN MAIN HARNESS
Part Number: 558-430
$37.77
Holley EFI GM Drive-By-Wire Harness - Early Truck Drive-By-Wire Harness - Early Truck
Holley EFI GM Drive-By-Wire Harness - Early Truck Drive-By-Wire Harness - Early Truck
Part Number: 558-429
$242.95
CAN Extension Harness - 9'' 9IN Extension Harness
CAN Extension Harness - 9'' 9IN Extension Harness
Part Number: 558-428
$47.42
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