Originally Posted by nuTinmuch

I'm probably the looniest of the lefties on the forum and I've never heard anyone talking about banning high performance cars. Usually the discussion revolves around SUVs, family sedans, and the like. Those are the bulk of the market -- not sports cars.

Regardless, the strategy most automakers have used in increasing efficiency has also increased performance. More efficient fuel systems, lighter cars/materials, forced induction over displacement, etc.