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Big Gun

Big Gun 40-R54V TFI Power Box

$239.99

Increases 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.


Polaris General 1000 EPS 2016-2017