Terminator EFI Input/Output Kit - 558-420 crown-automotive Muffler Part Number: 53072

Muffler Part Number: 53072

Style Braided

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

The single aluminized steel mandrel-bent tailpipe has an angle cut style tip that exits behind the right rear wheel and uses the factory hanger locations

Part Number: 842512

Terminator EFI Input/Output Kit - 558-420 crown-automotive Muffler Part Number: 53072Overview: 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