Aston Martin Announces New Vantage GT4 Racer for 2011

It's only been a year since Aston Martin launched its Vantage GT4 racing car, but the British maker has already prepared an updated model for the 2011 season. The revised Vantage GT4 is said to be inspired from the firm's V12 Vantage road car, giving it enhanced aerodynamics and increased downforce, while it also features a number of other improvements. The 2011 GT4 is closely based on the V8