Bavarian Tuning Inc is the Sonoma County independent expert in all things BMW (and Mini) including repair and high performance driving. Owner Billy Maher is the heart of Bavarian Tuning. Billy has 34 years of experience in getting the most from BMWs and he's trained by BMW with a Certification as a Master BMW Technician. But he offers even more than other BMW repair experts—he's also a BMW performance driver, and that allows him to repair and maintain your BMW in a way that a mere mechanic never can. He has been a crew chief for Formula Atlantic, Can-Am Series, and Indy Cars, and with over 17 years of competition-driving experience, is a Chief Driving Instructor for the BMW Car Club of America Golden Gate Chapter.