Lexus unveiled the 500-plus horsepower V10, 320km/h capable LF-A Sports Car Concept at the North American Internationl Auto Show in Detroit. The final production version isnt expected to be unveiled until 2007 at The Tokyo Motor Show if it is to be developed, but till then we have these.... also if you notice the circuit on the dash is one that is known as Fuji Speedway on GT4.