Originally Posted by reggiek

Which further strenghtens my point. To get the benefits of better performance from the larger wheel, it would have to be as light as the smaller wheel. That would cost some bucks. The manufacturers are not going to spend that....especially since a lot of non-enthusiasts could care less and would not want to pay the premium.
At least some of the dealers have come around to the present. JMLexus sells 20 forged wheels with any car. They ain't cheap. They're from a company called Forgetec....not sure of the spelling....they cost 7K and are 1 piece....which I like. They look pretty darn good, too.