Big Gun TFI Power Box Fuel Controller

When installing an aftermarket exhaust, proper tuning is a must. The Big Gun TFI Power Box is a plug-and-play fuel controller that allows you to properly tune your fuel injected motorcycle, ATV or Side x Side in just minutes. Installing a TFI Power Box allows you to get the most out of your aftermarket exhaust and increases throttle response. A TFI Power Box helps cure the lean issue that is run into when installing a higher-flowing exhaust and comes pre-programmed with a middle-of-the-road setting already into it, making it easy to install and go ride.

Increases horsepower and throttle response

Installs in minutes

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

Backed by a two year manufacturer warranty

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