Holley EFI- 558-401 Dominator EFI Auxiliary Harness
Dominator EFI Connector J2A Auxiliary Harness
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
| Brand | Holley EFI |
|---|---|
| Emission Code | 3 |
| Harness Type | Auxiliary |
| Product Type | J2 Auxiliary Input/ Output Harness - Connector |
| UPC | 090127666425 |
| Part Number | 558-401 |
