Holley | Terminator® EFI Wiring Harness

Holley – Terminator EFI Auxiliary Wiring Harness

Description

The Holley Terminator EFI Auxiliary Wiring Harness (p/n 558-420) supplements the base Terminator EFI harness with 5 additional input/output wires: 4 input wires (Inputs 1-4) and 1 output wire (Output 2). These connections enable advanced features and functions that must be programmed using Holley EFI laptop software. A 205 lb/hr injector harness is also included. The Holley EFI software provides complete instructions for programming all additional inputs and outputs, making this an essential upgrade for users requiring expanded system control.

Specifications

• Brand: Holley
• Part Number: 558-420
• Type: EFI Auxiliary Wiring Harness
• Extra Input Wires: 4 (Inputs 1-4)
• Extra Output Wires: 1 (Output 2)
• Injector Harness: 205 lb/hr included
• Programming: Required via Holley EFI laptop software
• Compatibility: Holley Terminator EFI systems – Not vehicle specific
• Condition: New
• Sold and shipped by GBP Performance

Note:

• Livraison GRATUITE / FREE Delivery