Big Gun Exhaust Systems

40-R57B

Big Gun TFI Power Box 40-R57B

SKU: 40-R57B

Accessories

Increases horsepower
Improves throttle response
Installs in minutes
New third generation technology
No computer needed to adjust EFI

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


This Item Fits the Following Applications:
2010-2012 Yamaha YFM700 Grizzly FI 4x4 Auto EPS SE
2007-2012 Yamaha YFM700 Grizzly FI 4x4 Auto EPS
2007-2012 Yamaha YFM700 Grizzly FI 4x4 Auto


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