Pay in 4 interest-free payments of $30.37 Learn more
Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
Fits all GM LS Gen III engines equipped with LS7 cylinder heads
8 V8 1977 Ford LTD II Base 351/5
Blue® and Black® fuel pumps are the most recognized performance pumps of all times
Reversible: Yes
Dominator EFI Auxiliary Harness - 558-401 sensors Fits all GM LS GenOverview: 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 Application: Year Make Model Submodel Engine Size Universal Specs: Brand Holley EFI Emission Code 3 Harness Type Auxiliary Product Type J2 Auxiliary Input Output Harness Connector
