Big Gun Exhaust Rev Box CDI Unit for 2004-09 Suzuki LT-Z250 QuadSport - 40-R02B feed-mpn-77020320 2007 Honda TRX420TE Rancher ES

2007 Honda TRX420TE Rancher ES - Solid Rear Axle Only

2006-19 Kawasaki VN900C Vulcan Custom

2008-09 KTM 250 XC-F

Part Number: 810429

2017 Arctic-Cat ZR 9000 LXR 137 Inch Track

Big Gun Exhaust Rev Box CDI Unit for 2004-09 Suzuki LT-Z250 QuadSport - 40-R02B feed-mpn-77020320 2007 Honda TRX420TE Rancher ESBig Gun Exhaust Rev Box CDI Unit 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 ATV models.