Holley EFI CONNECTOR J1A/B INPUT/OUTPUTS AUXILIARY HARNESS

HOLLEY Holley
SKU #HLY-558-400
Holley Connector J1A/B Inputs/Outputs Auxiliary Harness for HP EFI & Dominator EFI
SKU HLY-558-400
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Holley EFI CONNECTOR J1A/B INPUT/OUTPUTS AUXILIARY HARNESS

The Holley EFI CONNECTOR J1A/B INPUT/OUTPUTS AUXILIARY HARNESS is designed for applications that require minimal input/output wiring. It provides a straightforward solution to expand your Holley EFI system’s connectivity with 4 output wires and 4 input wires.

Key Features

  • Includes 4 output wires for auxiliary control
  • Includes 4 input wires for sensor or switch integration
  • Compact and easy-to-install harness for Holley EFI systems
  • Ideal for simplifying wiring in performance applications

Note: Verify compatibility with your Holley EFI system before installation to ensure proper fitment and functionality.

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