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FAST XFI Ignition Adapter Harnesses and Connector Kits

5.0 out of 5 stars 1 Customer Reviews

These XFI ignition adapter harnesses and connector kits are used with the XFI units that have the latest in flash microprocessor technology to deliver a significant increase in processing speed. They are able to process, analyze, and adjust four times faster than previous EFI systems. These kits enable you to keep your software current without ever removing the XFI from your vehicle.

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FAST XFI Ignition Adapter Harnesses and Connector Kits 301302

IGNITION ADAPTER HARNESS, FAST GM HEI

Part Number: FST-301302

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

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