Since you are new, I'll cut you a break. Here's the link.

for 97-03

http://www.grandprixforums.net/threa...light=retrofit

for 04-08

http://www.grandprixforums.net/threads/59210-How-To-Retro-fit-04-08-Headlights?highlight=retrofit+drunkie

In the future, it's best to use the search button