High Performance CDI Box For Honda TRX 300 / TRX300 FW Fourtrax TRX300FW 1998-2000 OEM Repl.# 30400-HM5-506 30410-HM5-A10 30410-HM5-A11 30410-HM5-S01 Our PeakRPM 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 with our plug & play design and included dielectric connector grease. OEM-grade electronic components and printed circuit boards for long-term reliability and performance Please note : This CDI Box DOES NOT HAVE a fan wire. It WILL NOT replace the OEM part number #30405-HN5-303.