Terminator EFI Input/Output Kit - 558-420 crown-automotive This custom system features dual

This custom system features dual 2

00-inch mandrel-bent inlet tube flowing into a Super 40 series performance muffler with dual 2

Dually Rear Axle

66” the compact packaging allows mounting virtually anywhere (XMAX ECU = 9

Emission Code: 1

Terminator EFI Input/Output Kit - 558-420 crown-automotive This custom system features dualOverview: 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