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Holley EFI Dominator EFI Auxiliary Harness 558-403

Holley EFI Dominator EFI Auxiliary Harness 558-403
$230.99 ea
NEWARRIVING SOONEstimated Ship Date 03/14/2024 (If Ordered Today)32 Available from HOLLEY PERFORMANCE PRODUCTS as of 02/21/2024
Model: 4007823
STANDARD
DELIVERY
J3 ECU Connector 17 User Programmable Inputs and Outputs
Note when purchasing this harness, J3 is also used for DBW applications.
Installation Notes:
Note when purchasing this harness, J3 is also used for DBW applications.

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Downloads:

Download Name File Size
efi_selection_chart.pdf273.1KB

Videos:

Specifications:

Emission Code 3
Harness Type Auxiliary
Part Type Ignition Harness
Product Type J3 Auxiliary Input/ Output Harness - Connector

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Holley EFI Dominator EFI Auxiliary Harness 558-403:
Classic Chevy 2024