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40-R57J Big Gun TFI Power Box

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Your Price: $234.28 Free Shipping
Retail Price:$269.99
Your Savings:$35.71(13%)
Tfi Power Box Wol X4/R-Spec X2
RVA #: TR-622096
Availability: In Stock

40-R57J TFI Power Box

Plug-and-play full controller that allows for proper tuning of your EFI vehicle. Integrated faceplate buttons provide easy adjustment. Highly recommended for any EFI unit with aftermarket exhaust.

Increases horsepower and throttle response
Installs in minutes
No computer needed to adjust EFI

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