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Yamaha Wolverine X4 TFI Power Box by Big Gun Exhaust

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Yamaha Wolverine X4 TFI Power Box by Big Gun Exhaust

SKU: 40-R57J-EYO

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$296.98

$294.98

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Product Information

SKU: 40-R57J-EYO

BRAND: Big Gun Exhaust

Enhance your Yamaha Wolverine X4 with Big Gun's TFI Power Box

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

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Warning: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.