Originally Posted by SoCal 370Z

The road noise on the concrete portion with the rain grooves of the interstate here is reason enough to do this for us. There was one review of the 370Z where they mentioned that the 18" wheels were quieter than the 19" wheels. Yes, I will probably do this too as ours is not a track car—it's a daily driver. It's the easiest solution, and the best bang for the buck without having to disassemble items to do other soundproofing.