In addition to autographs , fans also snapped photos .
In addition to autographs , fans also gawked at Ashley Force 's 8,000 horsepower Castrol GTX Ford Mustang which served as a high powered backdrop .
In addition to autographs , fans also snapped photos and gawked at Ashley Force 's 8,000 horsepower Castrol GTX Ford Mustang which served as a high powered backdrop .