Holly Sniper EFI Input/Output Harness 558-491

Holly Sniper EFI Input/Output Harness 558-491

$105.99 ea

NEWARRIVING SOONEstimated Ship Date 11/18/2025 (If Ordered Today)78 Available from HOLLEY PERFORMANCE PRODUCTS as of 11/02/2025

Model: 4007869

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This harness gives you the access to 2 Ground Trigger Inputs, 3 Ground Trigger Outputs, also the Points Output, Tachometer output, and Digital Gauge Output Wires. The Input Grounds can be used for things such as AC Kick, and nitrous stage activation! The Output Grounds can be used for Electronic Fan Control, or A/C Shutdown at WOT.

Features:

1x 3’ Points Output Wire
1x 5’ Tachometer output
Wires come individually labeled for easy identification
2x 5’ Long Output Wires
2x 3’ Log Inputs Wires
1x 3’ Long Output Wire
1x 5’ Long Digital Gauge Output (For Holley EFI Analog Gauges)

Specifications:

Emission Code	3
Part Type	Computer Chip Programmer Input Cable
Product Type	Input/Output Harness

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