Holley EFI 558-219 Injector Driver Harness; For Use w/PN[554-143/554-114]; Incl. J2B Connector; Holley EFI 558-219
$496.74
- Free shipping in Canada
- No duties – Canadian store
- Returns within 30 days of purchase
- Delivery in 2–5 business days
The Holley EFI Injector Driver Harness comes pre-terminated with a J2B connector, for plug and play connectivity with your Dominator ECU. This harness is designed to be used with the custom staged ...
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The Holley EFI Injector Driver Harness comes pre-terminated with a J2B connector, for plug and play connectivity with your Dominator ECU. This harness is designed to be used with the custom staged injection strategy in Holley EFI V5 software. Includes CAN connectors, allowing you to quickly diagnose any issues over the CAN network.
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Shipping Information
We offer FREE shipping on all orders within Canada. Most orders ship within 1-2 business days.
Standard delivery typically takes 2-5 business days depending on your location.
Returns Policy
We accept returns within 30 days of purchase. Items must be in original condition with all packaging.
For returns or exchanges, please contact our customer service team.

