Big Gun Exhaust Mini Rev Box for 2004-08 Yamaha YFM50 Raptor - 40-R21 MPN_18-941 1988-91 Yamaha YZ250
Description
1988-91 Yamaha YZ250
2006 Suzuki DR-Z400ES
2020 Polaris Ranger 1000 XP Crew Premium
1997 Harley-Davidson Road King - FLHR models
Part Number: 117202
Big Gun Exhaust Mini Rev Box for 2004-08 Yamaha YFM50 Raptor - 40-R21 MPN_18-941 1988-91 Yamaha YZ250Big Gun Exhaust Mini Rev Box Part Number: 40 R21 Increases overall RPM limit Advanced timing curve Easy direct plug in replacement to stock CDI box 6 month Limited Warranty 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
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
























