vibration

So I recently put a K&N hi flow air filter, and new plugs in my bike, and now I am getting a very strange vibration in the motor. it can almost be felt at an idle on up. I don't think its the clutch basket bc I have felt that vibration on a friends 2014 fz-09 when his clutch basket exploded...

First post here, couldn't find anything that described the issue I was having, so here goes. Recently purchased this bike, it was laid over and I got a great deal, so I've fixed all the cosmetic issues. The last thing that remains is this strange vibration while the clutch is in the friction...

Hey guys. I've got an 2017 FZ09 and I love it. I hit 3,000 miles on it today. Unfortunately, it seems like its vibrating more than it should be. My hands and feet go numb in less than an hour. I don't remember it having so much vibration when it was brand new so I've been looking into some...