Originally Posted by erhanh
Yeah but you carry all that power with horrible MPG for 10,000miles a year on the streets. And then do 1,000miles a year at the track... Hence I decided that I'm better of with separate track and DD car. All my preference, obviously.
Sure but buying a dedicated track car and only putting 1000 miles on it in a year sure is going to far exceed the cost of the crappy MPG of the M3. Not everyone has the room for a dedicated track car. Like you said its personal preference.