Originally Posted by K3N R3D
What you said makes a lot sense intellectually, but consider this.
Since we all know RS is the performance version of standard Audi cars. And the CSL is the performance driven version of a standard M3. Why would BMW put 19" wheels on an M3 CSL if 18" wheels would perform better?
The only answer I can think of is perhaps the availability of the special tires used on the CSL. I guess it could be only a question of aesthetics as well. A small sacrifice in performance for those killer looks. south? enigma? any input?