Originally Posted by SLK32Germany

I agree with the simple install and the Code3 seems to work fine performancewise.

But with the reliability I'm not really sure in the long run. Different versions with different designs of the pulley have been released (Why?), and the bearing of the C3-Pulley from a friend of mine makes weird noises after a short time.He simply gets no answer from Brandon or C3. I know that there are also some Stock-SC pulleys which make noises, but from my knowledge only on cars with many many Miles on it, not after 3-5K. In general the stock SC-Pulley is reliable and personally I would prefer to machine it down, like I did on my own car.