All that chrome contrasts distinctively with the quasi-Red Hot Chili Peppers' logo 18-inch wheels and Ford's ceramic white leather interior. The Roadster is not DOT- or EPA-certified and cannot be registered for highway use in the U.S. It is estimated to pull in $125,000-$175,000. The 2001 Ford Thunderbird Sports Roadster and the Ford Shelby GR-1 concept cars are going up for auction to benefit the Juvenile Diabetes Research Foundation. The auction will be held in Monterey, California during the 19th and 20th of August. The event will take place during the Pebble Beach Concours d'Elegance.