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Dominator EFI Auxiliary Harness

Dominator EFI Connector J2A Auxiliary Harness

Part # 558-401 Be the first to write a review

Dominator EFI Auxiliary Harness

In Stock
Free Shipping - Lower 48 US States
$204.95
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3

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.

See Emissions Details
Used when adding a second wide band oxygen sensor to a Dominator EFI installation.

Features:

  • J2A Connector
  • #2 Wide band oxygen sensor harness (Fully Terminated)
  • 23 user programmable input wires with pre-crimped ECU pins

About Holley EFI

Holley is the new standard in EFI! Whether you're engine swapping your classic car or need to manage 4000 horsepower in your twin-turbocharged drag radial race car, Holley EFI has the solutions you need to get your project up and running better than ever!

Brand Holley EFI
Emission Code3
Harness TypeAuxiliary
Product TypeJ2 Auxiliary Input/ Output Harness - Connector
Sale CategoryAir and Fuel Delivery
UPC090127666425
Part Number558-401
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.


The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle


WARNING: It is against the law to install this part on an Emissions Controlled Vehicle


The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
Holley EFI Dealers
Do you need a custom kit built for your application? Do you need a system installed and tuned? Click here to find the Holley EFI dealer in your area!
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    *Free Shipping & 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.