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Holley EFI LS Main Harness to LS3-style MAP Sensor Adapter
$34.95
Holley EFI LS main harnesses have a MAP sensor connecter designed for use with an LS1/2 style MAP sensor. The 558-416 is an adapter harness that can be used to adapt any LS harness that uses an LS1/2 MAP sensor connection to an LS3 MAP. Also great for use with LS Hi-Ram intakes that require an LS3 MAP sensor.FeaturesAllows for plug and play ignition timing control when utilizing an MSD Pro-Billet distributor.
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