Big Gun Exhaust Rev Box CDI Unit for 2003 Polaris 400/500cc ATV models - 40-R10B 1993 Suzuki LT-F4WDX KingQuad 300 if the extra space is

if the extra space is needed

1994 Ski-Doo Skandic II 377

covering any discoloration

Use with lugs up to 1 1/7 Inches / 48mm

2017 Yamaha XV19C Raider All Models

Big Gun Exhaust Rev Box CDI Unit for 2003 Polaris 400/500cc ATV models - 40-R10B 1993 Suzuki LT-F4WDX KingQuad 300 if the extra space isBig 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.