Big Gun
ATV TFI Power Boxes
Big Gun TFI Power Boxes are a big advantage for any injected ATV. Not only do these units allow for better power but they also supply the proper fuel needed. TFI Power Boxes are designed for fuel adjustment in any part of the power range. No laptop or computers or complicated instructions using the TFI. The user can optimize fuel settings to maximize driveability and performance, all done without tools or daunting configuring.

Big Gun
  • Increase horsepower
  • Improves throttle response
  • Installs in minutes
  • New third generation technology
  • No computer needed to adjust EFI
  • Plug-in technology (does not interfere with stock ECU map)
  • Integrated faceplate buttons provide easy adjustment
  • Highly recommended for any EFI unit with aftermarket exhaust
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Price: $359.52
Sale Price: $269.64
Quantity:  
Tfi Box - BLK - Sportsman 700 '04

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