Big Gun Exhaust Rev Box +1,000 RPM - 40-R32 ATV Exhaust If you are looking to

If you are looking to dump your restrictive

0 mile) away

WARN:Vantage 2000-3000lbs / Provantage 2500-3500lbs

Highly recommended for any EFI unit with aftermarket exhaust

Removable screen-type spark arrestor included

Big Gun Exhaust Rev Box +1,000 RPM - 40-R32 ATV Exhaust If you are looking toREV BOX If you are looking to swap out your stock CDI box, the Big Gun Rev Box is an affordable alternative to highly priced OEM replacement boxes. It increases the overall RPM limit over the stock box and advances the timing curve. The Big Gun Rev Box is offered for various offroad MX and ATV models. Features Increases overall RPM limit Advanced timing curve Easy direct plug in replacement to stock CDI box 6 month Limited Warranty Fitment 2009 2012