XFI EFI Buick

FAST XFI Fuel Injector Harnesses connect the XFI ECU to the fuel injectors. These harnesses are designed to aC-Commodate most common V8 engines from the Chevrolet Small Block to GM LS Series, Ford Small and Big Blocks as well as Windsor, Modular, FE configurations. FAST also has taken the intiative to help out customers with less common applications such as Buick V6, Modern Chrysler and even 4 cylinder applications. And, while we may not have a custom tailored injector harness that fits your needs, all of our harnesses can be re-pinned for custom firing orders and reterminated to aC-Commodate different injector connectors.

Additional Information

XFI Fuel Injection Harness equipped with Mintimer/EV1 connections and a harness designed to fit Buick V6 and other V6 engines with a 1-6-5-4-3-2 firing order.

Part Type

Fuel Injection Harness

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Product Downloads

#	Document Type	Download
1.	Catalog

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Fuel Injection System Wiring Harnesses, Firing Order 1-6-5-4-3-2, Buick, 3.8L Turbo, Each

These FAST fuel injector adapter harnesses enable easy retro-fitting of both new and old-style electronic fuel injectors. New-style fuel injectors can be used on vehicles equipped with older-style mini-timer connectors. They come complete with terminals, seals, and plugs and will plug in with no modifications.