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Holley EFI

Digital Dash I/O Adapter w/Terminated Vehicle Harness

Part # 558-434 Be the first to write a review

Digital Dash I/O Adapter with terminated Vehicle Harness

Digital Dash I/O Adapter w/Terminated Vehicle Harness

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Free Shipping - Lower 48 US States
$399.95
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5

Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

See Emissions Details

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I/O Adapter w/Terminated Vehicle Harness

Features:

  • Provides (10) addiitonal inputs/outputs to the 7" digital dash
  • Brings out connections to a waterproof 26 pin connector similiar to ones used on EFI units
  • Includes USB memory stick to update digital dash firmware that supports adapter
  • Part number for Digital Dash I/O Adapter 558-432

About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!

Brand Holley EFI
CategoryElectrical, Lighting and Body
Emission Code5
Part TypeDashboard Wiring Harness
Product TypeDigital Dash Harness / Adapter / Module
Sub CategoryWire, Cable and Related Components
UPC090127734407
Part Number558-434
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Instructions - 199r10954rev2.pdf
A USB memory stick has been provided to update your digital dash with the firmware that supports the I/O adapter. This update will replace all your screens with the factory standalone default. To update, turn off the dash, plug in the USB stick, and power on. Do not remove power until after the update is complete.

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    *Free Shipping and Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.

    Digital Dash I/O Adapter w/Terminated Vehicle Harness
    Digital Dash I/O Adapter w/Terminated Vehicle Harness
    $399.95