Terminator EFI Input/Output Kit - 558-420 exhaust-repairs-patches Coated in silver metallic ceramic

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Terminator EFI Input/Output Kit - 558-420 exhaust-repairs-patches Coated in silver metallic ceramicOverview: 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. Features: Application: Year Make Model Submodel Engine Size Universal Specs: Brand