BIG GUN 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.

Available Options

Add	Part # / Price	Description / Fitment
−	TR-big40-R50D $388.99 $295.97	TFI ATV/UTV WCAT 1000I H 12-13 40-R50D 12-14 Wildcat 1000i HO (02)
		12-14 Wildcat 4 1000
		12-14 Wildcat X 1000 (02)
−	TR-big40-R51D $388.99 $295.97	TFI ATV/UTV OUTLNDR/RENE1000 40-R51D 12-21 Outlander 1000
		12-21 Renegade 1000
−	TR-big40-R57H $362.25 $275.63	TFI POWER BOX 40-R57H 15-21 YFM700R Raptor

Manufacturer part numbers for BIG GUN TFI Power Box include 40-R50D, 40-R51D, 40-R57H. Customers searching by part number can use these manufacturer references to confirm fitment before ordering.

BIG GUN TFI Power Box is available at Speed Supplies with prices starting from $275.63 depending on the option selected. This Big Gun product is part of our powersports accessories catalog. Orders ship fast and are available for immediate ordering.6 options are available for this product.

Speed Supplies carries parts and accessories for ATV, off-road, snowmobile, street, UTV, watercraft, and V-twin powersports vehicles. All purchases are subject to our standard return and shipping policies. For questions about this product or any item in our catalog, please use the Contact page. Speed Supplies has been serving powersports enthusiasts since 2004.