Exterior Components› Body Panels and Components
Holley
Sniper EFI CAN to USB Dongle-Com. Cable
SKU: H00E 558-443
Moderate — 2–4 hours
Description
This cable is compatible with Holley EFI, Sniper EFI, and Terminator X tuning software, which can be downloaded for free from the Holley website.
Fitment
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Holley |
| Part Number | H00E 558-443 |
| Weight | 0.2 lb |
Videos
How to Datalog using Holley Termimator X ECU
Holley Terminator X CAN Bus Splitter
Holley EFI Power Tap Explained | Add Sensors Without Cutting Your Wiring Harness
Holley Sniper: How To Disconnect The CAN BUS Connector
How To Take A Data Log From Your Sniper EFI System
How to Tune Holley Terminator X for Beginners Downloading and Uploading files to and from the ECU
Holley Sniper EFI Firmware Update
Laptop now connected to Holley sniper to do live tuning and adjustments
Holley’s New Standalone Pro Dash Is Perfect for EFI and Carbureted Vehicles
How To: Holley EFI Startup Tune from Laptop using Terminator V3 Software
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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