Matt - This shop (Unique Imports in Mission Viejo near intersection of Alicia & Jeronimo ) is where I've taken my cars for years. Also have referred other SOCers in south OC to this place. Talk to Chip (owner/proprietor) and he'll fix you up!
http://maps.google.com/maps/place?client=safari&rls=en-us&oe=UTF-8&um=1&ie=UTF-8&q=unique+imports+mission+viejo&fb=1&gl=us&hq=unique+imports&hnear=Mission+Viejo,+CA&cid=9262331603613823879&pcsi=9262331603613823879,1
Peace - Out!