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Est. 1957
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FAST
FAST

FAST Wiring Harness FAST XFI

$464.46

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Connect your FAST XFI ECU to critical sensors and accessories. Available for a range of engine configurations.

Key Features

  • Connects XFI ECU — allows communication with sensors and accessories.
  • Suits multiple engine types — compatible with TPI, LT-1, LS-1, HEMI, and more.
  • Allows ECU and ignition communication — integrates these critical systems.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

FAST offers several main harness options to aC-Commodate most customers' needs. The XFI Main Harness is responsible for connecting your XFI ECU to sensors as well as digital dashes, EGT modules, and various optional accessories. The Main Harness also handles communication between the ECU and ignition devices. Main harnesses are available in TPI, LT-1, LS-1 through 9 (including truck/suv designs), Modern HEMI, Carburetor Conversions and even Rear-Engine Dragsters and Boats. FAST also offers Main Harnesses that come terminated on the sensor side but non-terminated on the ECU side to allow for a truely custom fit. All terminals, seals and connectors are available individually, so don't hesitate to try your hand at crafting your own custom harness from start to finish.

Description

XFI Main Harness w/ Flying Leads and Weatherpack Connectors

Specifications

Brand
FAST
Manufacturer Part #
301105
UPC
036584122678

Frequently Asked Questions

FAST Wiring Harness FAST XFI

$464.46