David and Sayuri G. Dominate in PCA Autocross

David and Sayuri G. Dominate in PCA Autocross It has been a busy year for David and, wife, Sayuri G. After having their TPC Racing Cayman S Turbo featured on the automotive news website, Autoblog(Quick Spin: TPCRacing Cayman S Turbo picks up where Porsche left off), they share this very capable car to each dominate their respective classes in the PCA Golden Gate Region's annual autocross series. Sayuri, an autocross regular, is no slouch behind the wheel of her TPC Racing Cayman S...