Here is a link for the place that I purchased my angel eyes from:
http://www.ddmtuning.com/index.php?p...d=99&parent=83
These are just the rings and yes I had to open the headlight assembly to install them. They do sell just bulb replacements, however they are not nearly as bright. Notice how much brighter these are than the other cars in the picture. My car is the one on the left: