KLX110 '02 - '09 DRZ110 '03 - '05 Raises rev-limiter 1200 rpm over the OEM ignition Hotter advance curve for better performance Direct replacement for the OEM CDI ignition box Choose Year Rev Box (KLX110 '02 - '09, DRZ110 '03 - '05) $109.95 Rev Box (KLX110 '10 - '25) $119.95 Ships in 3-5 business days $109.95