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    Sale!

    Holley EFI CAN to USB-A Cable, 8 Foot for Dominator/HP/Sniper 1/Terminator X | 558-443

    Vendor: Holley EFI
    Part Number: 558-443
    Save $11.16
    Sale Price $85.79 Regular Price $96.95

    Available to order. In-stock orders typically ship in 1 to 2 business days.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    This CAN Bus-to-USB-A communication cable gives real-time laptop tuning access to a Holley ECU. It works with Dominator, HP, Sniper 1, and Terminator X (with updated software) — check the Support section of the Holley website for current free tuning software.

    Specifications:

    • Length: 8'
    • Built-In CAN-to-USB Converter
    • Wires Enclosed in Protective Sleeve
    • Color: Black
    • Part Number: 558-443

    Note: the USB driver for this CAN-to-USB cable does not work with ARM/Snapdragon processors.

    FAQ

    What ECUs is this cable compatible with?

    Dominator, HP, Sniper 1, and Terminator X (with updated software).

    What is the cable used for?

    It provides real-time tuning communication between a laptop and the ECU via CAN Bus to USB-A.

    Are there any compatibility limitations?

    Yes, the USB driver does not work with ARM/Snapdragon-based processors.

    How long is the cable?

    It's 8 feet long.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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