Thank you for purchasing your new FAST™ XFI™. Please check your new FAST™ XFI™ contents. You should have received the following items:
| Engine Control Unit (ECU) | C-Com™ WP XFI™ Software on CD |
|
![]() |
![]() |
|
| Wide-band O2 sensor and jumper harness |
5-ft communications cable to connect your ECU to a computer |
|
![]() |
![]() |
Your new FAST™ XFI™ gives you complete control over the fuel and ignition of your engine and many other functions such as power adders, torque converter lockup, fans and fuel pumps. There are numerous possibilities of the things you can control with your new XFI™. This Help section will guide you along step-by-step through the installation and tuning processes. If for any reason you cannot find the information you’re looking for we are easily contacted through email at support@fuelairspark.com or by phone at 901-260-FAST. Technicians are available Monday through Friday from 8am to 5pm CST.
As part of our ongoing product improvement efforts, the Help files contained herein will continually be updated to provide as much information as possible to make this guide an easy to follow, user friendly resource. Updates can be found on our website at http://www.fuelairspark.com.
Please select 2.0 Hardware and Wiring Installation in the frame on the left side of the screen. Help for that topic will appear within this frame. Please follow along carefully through the process and we’ll have you up and running in no time! Thank you again for your purchase and enjoy your new FAST™ XFI™.