kkaine, Sorry for the delay in replying.
Try this: go to
http://www.limewire.com/english/content/download.shtml >click Get pro >>>>> agree to no copyright infringement > You will see The order form. > click "already bought pro" enter your email address and you then have to choose which platform you have> click OSX and the download will begin, after you have chosen the save option.
The file you get should be the right one. I explained this in detail as I want to know if it works exactly the same for you.