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Holley

Holley EFI Benchtop Harness

Holley EFI Benchtop Harness

558-127

23 in stock

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$236.41 USD
$239.95 USD $236.41 USD
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Holley EFI Benchtop Harness

Pre-Terminated J1A / J1B 15' Flying Lead Main Harness

Overview
The unterminated main harness comes with both J1A and J1B connectors full terminated with 15' of flying lead wiring.

Features:
  • Terminated connectors for several EFI inputs
  • Included power switch allows for a quick install??? on your test bench
  • Great for ECU diagnostics that do not require a running engine, firmware updates, or 7??? dash calibrations
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