Traction Harness

This adapter kit allows for added functionality with the FAST XFI.

Additional Information

This harness allows you to connect a vehicle speed sensor or a driveshaft speed sensor to your XFI computer.

Part Type

Fuel Injection Harness

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

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

HARNESS, FAST VSS AND AUX SHAFT KIT

FAST XFI optional harnesses allow you to utilize your EFI system to its fullest capabilities. These premium constructed wires provide the connections for fan and fuel pumps, a VSS and auxiliary shaft, an analog input, power adders, and more. Connect your XFI system with genuine FAST optional harnesses and extend your vehicle's performance.