I've fitted an OME 2" lift with front sway-bar disconnects:
Sway bar connected
http://i160.photobucket.com/albums/t...d/DSC01649.jpg
Sway bar disconnected
http://i160.photobucket.com/albums/t...d/DSC01652.jpg
Not a great deal of difference, I leave them connected most of the time unless I'm on a really nasty track.
I use my car for a fair bit of touring so much prefer to have the sway bar connected, you can drive without it but its not ideal.