At some motorcycles, you have to disconnect the O2 Sensor cable so that the engine electronics accepted the revised values from Power Commander III USB and the performance can be increased.
To avoid an error code from your engine ECU you have to fit this eliminator.
- KTM 990 Super Duke 2006-2008
This product can expose you to chemicals known to the State of California known to cause Cancer or birth defects and reproductive harm. For more information go to: https://oehha.ca.gov/proposition-65