Dynojet O2 Eliminator Kit - Kawasaki/Yamaha

On bikes that use an O2 sensor in the stock exhaust have a closed loop area that can not be adjusted by the Power Commander alone. If you make adjustments with the PCIII/PCV in the closed loop area the O2 sensor will sense these changes and the ECM will alter the fuel curve accordingly.Enables Power Commander To Work On Closed Loop Clean Air Systems.Helps to prevent any errors from appearing when removing the CAT.A Requirement With Some Power Commander Applications.If you want to have full fuel control over the entire RPM range of your bike then you will need to bypass the closed loop area which the O2 eliminators will accomplish.