Aston Martin have released a roadster version of its new V8 Vantage N400 at the LA Auto Show. The Aston Martin V8 Vantage N400 was released to celebrate the Aston Martin team’s wins at NÏ‹rburgring where they did very well in the ADAC 24 hour race. The car features an upgraded engine with a total output of 400 horsepower and an upgraded suspension which gives the driver sharper handling. The interior features perforated leather seats and a micro-spin alloy trim. The car is a limited edition with only two hundred and forty being built with a door sill plaque displaying the number.