You are bidding on an NASCAR helmet autographed by Tony Stewart. Tony Stewart's career highlights include: NASCAR Champion, Indy Racing League (IRL) Champion, United States Auto Club (USAC) Champion, and Karting Champion. From the beginning of his career 25 years ago to his present role as driver of the #20 Home Depot Chevrolet in the NASCAR Nextel Cup Series, Tony Stewart has proven to be a champion every step of the way.