This kit contains 4 extra input wires and 1 extra output wire that the base Terminator EFI harness does not contain.

PN 558-420 contains 5 extra input/output wires that the base Terminator EFI harness does not contain. It contains Input wires for Inputs 1-4. It contains one wire for Output 2. These inputs and outputs can perform features and functions that must be programmed via Holley EFI laptop software. The software also contains instructions on how to program these.

Specs

Brand Holley EFI
Category Engine
Emission Code 5
Grade Type Performance
Harness Type Auxiliary
Part Type Engine Control Module (ECM) Wiring Harness
Product Type Terminator Input / Output
Sub Category Wire, Cable and Related Components
UPC 090127688519
Part Number 558-420
SKU 558-420
Barcode # 90127688519
Brand Holley EFI
Shipping Weight 0.2700kg
Shipping Width 0.040m
Shipping Height 0.130m
Shipping Length 0.190m

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