The spark-plug has to be right - buying the correct item for your model from CMS will make sure that you are fitting the correct part to allow your bike to achieve it's full potential.
Other spark plugs you may wish to view:
0948200198A00
0948200354A00
0948205320A00
0948208170A00
0948208850A00
0948208900A00
Fit a new H/T leads and plug cap/s at the same time. Make sure you order ALL the parts required at the same time and save money by avoiding multiple shipping costs!