Holley Main Power Harness for Avenger, HP & Dominator 558-308
Holley GM LS 24X EFI Harness Kit 558-500
$808.00 Each - Free Shipping
Holley EFI CAN to USB Dongle Communications Cable 558-443
The CAN to USB communication cable provides the user with real tuning time access to the ECU. This cable can be used with Holley EFI, Sniper EFI, and Terminator X Tuning Software. Which can be downloaded for free from the Support section of our website!
- 8’ communication cable with CAN Bus connector on one end, full size USB on the other.
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