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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 301308

FAST XFI Ignition Adapter Harnesses and Connector Kits 301308

FAST XFI Ignition Adapter Harnesses and Connector Kits 301308

Ignition Module Harness, XFI, Kit

Part Number: FST-301308

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

FAST XFI Ignition Adapter Harnesses and Connector Kits 301302

FAST XFI Ignition Adapter Harnesses and Connector Kits 301302

FAST XFI Ignition Adapter Harnesses and Connector Kits 301302

IGNITION ADAPTER HARNESS, FAST GM HEI

Part Number: FST-301302

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

FAST XFI Ignition Adapter Harnesses and Connector Kits 301300

FAST XFI Ignition Adapter Harnesses and Connector Kits 301300

FAST XFI Ignition Adapter Harnesses and Connector Kits 301300

IPU Adapter Harness, Connectors, Terminals, Seals, FAST XFI, Kit

Part Number: FST-301300

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

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