Other Harnesses

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CAN Bus Y-Cable for Sniper and Terminator X

Wouldn't it be nice to be able to leave the handheld controller connected on your Holley Sniper or T..

$38.83 $34.95

CAN Extension Harness, 12 Feet

Need to extend the CAN bus harness on your Terminator, HP, or Dominator EFI System?  This harne..

$53.22 $47.90

CAN Extension Harness, 4 Feet

Need to extend the CAN bus harness on your Terminator, HP, or Dominator EFI System?  This harne..

$39.89 $35.90

CAN Extension Harness, 8 Feet

Need to extend the CAN bus harness on your Terminator, HP, or Dominator EFI System?  This harne..

$46.56 $41.90

CAN Extension Harness, 9 Inch

Need to extend the CAN bus harness on your Terminator, HP, or Dominator EFI System?  This harne..

$36.31 $32.68

CAN-To-USB Dongle

Did you know that you can unlock even more tuning capability in your Holley Sniper EFI System?  ..

$63.02 $56.72

Dodge Hemi Gen III VVT Sub Harness

No reason to give up the impressive Variable Valve Timing (VVT) capabilities of the 2009+ Gen III He..

$90.61 $81.55

Ford Coyote Ti-VCT Sub Harness

Ti-VCT Controller harness.  Must be used with Holley's Ti-VCT Controller.  Specify your mo..

$279.00 $250.95

Holley Wideband Oxygen Sensor Extension Cable, 4 Feet

Wideband Oxygen Sensor Extension Cable, 4'.  This harness works with the 554-100 Holley NTK and..

$104.00 $92.95

MAP Sensor Adapter, LS1/LS2 to LS3 MAP Sensor

Holley LS main harnesses have a MAP sensor connecter designed for use with an LS1/2 style MAP sensor..

$32.73 $29.46

USB Data Cable

7' long sealed USB data cable (comes with ECU's, order this as a replacement or a spare.)  Als..

$62.73 $56.46

GM 4 Pin Alternator Plug - Pigtail

When you replace the factory ECU controlling a GM LS or late-model truck motor don't forget that's w..

$20.84 $18.76

CAN Extension Harness for Sniper and Terminator X EFI Systems

Need to extend the CAN bus harness on your Sniper or Terminator X EFI System?  This harness wil..

$36.62 $32.95

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