Aston Martin unveils a one-off GT12 Roadster
British luxury manufacturer of sports cars, Aston Martin unveiled a one-off GT12 Roadster called the Vantage GT12 Roadster at the Goodwood Festival of Speed on Friday. It is based on the GT12 Coupe and features carbon-fiber body panels, a folding fabric roof, and titanium exhaust system. The one-off model was conceived and delivered within nine months for a specific customer.