RMSTATOR Tested PeakRPM CDI Box ECM Replacement For Yamaha YFZ 450 2004-2009 YFZ450 | OEM Repl.# 5TG-85540-00-00 / 5TG-85540-10-00

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 90% of ignition issues are caused by a faulty stator. Fully test ignition components before buying