Reviving this thread -- I am having similar problems with the Reference S4 IEMs. Where can I get the other tips? Are they still out of stock? Thanks!

Hi all,   I just bought a pair of Klipsch Reference S4. I am burning them in right now but have been trying them on and off to sample the initial quality. One thing I am noticing is that the eartips do not fit securely in my ear. In the instructions you are asked to make sure the little line...