http://valentine1.com is supposed to be the best. i've done a lot of research and it looks like they have good support for 'upgrade' programs when they do upgrade.
it's still $400, but after paying a ticket, sitting through traffic school, or paying higher insurance rates, i think it may be worth it.
my new car is fast, and it is too easy to be rolling a little over the speed limit, so i may just get one.