Holley 558-401 Dominator EFI Auxiliary HarnessDominator EFI Connector J2A Auxiliary Harness Part Number: 558 401 Used when adding a second wide band oxygen sensor to a Dominator EFI installation. Features and Benefits J2A Connector #2 Wide band oxygen sensor harness (Fully Terminated) 23 user programmable input wires with pre crimped ECU pins
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Dominator EFI Connector J2A Auxiliary Harness
Part Number: 558-401
Used when adding a second wide band oxygen sensor to a Dominator EFI installation.
Features and Benefits
• J2A Connector • #2 Wide band oxygen sensor harness (Fully Terminated) • 23 user programmable input wires with pre-crimped ECU pins