KimpexHD - CDI Box HD (SF-030-000671) K-Type-Free-Face helmets 90% more than the stock

90% more than the stock paper filter

Mesh chassis with mechanical stretch combined with polyfabric 450D perforated in key areas including the chest panel

2011 POLARIS Ranger 800 6x6 EFI

KTM EXC250/300 17-20

KimpexHD - CDI Box HD (SF-030-000671) K-Type-Free-Face helmets 90% more than the stockPeakRPM technology provides a more aggressive timing curve for increased throttle response Ride at full throttle with our application specific CDI box that raises the rev limiter by 1000 RPM Enjoy fast & easy installation included dielectric connector grease Wire connections may require modification during installation OEM grade electronic components and printed circuit boards for long term reliability and performance 90% of ignition issues are caused