Part of the design work that went into this car is enabling it to adapt to the demands of different demographics. Tetsuya Tada has made it clear that in stock form the goal is not to be fastest around a track. Fortunately, he's also designed a car with an expectation that it will be modified for different outcomes, including lap times. If you haven't had a chance already, I highly recommend the following article to understand the philosophy better:
http://www.thetruthaboutcars.com/201...hief-engineer/
I, for one, am looking forward to both the stock experience and the opportunities of modification in the fullness of time.