Find your local club. Usually they will have a web site where you can register your number and sign up for the races. Then you need to decide what class you are going to be in. Here is the address for classification. http://www.moutons.org/sccasolo/
(sorry dont know how to post a link) I hope this will get you started.
Focus go fast
AEM Shorty Intake, 2.5 Borla Cat Back, Voghtland Springs, Ebay Front Strut Tower Bar, FS Rear Strut Tower bar, SVT Rear sway bar.