Originally Posted by ahschell
I upgraded to the style 189 rims (18") and have 225 in the front and 255 in the rear and I immediately noticed a difference. I know that's not a crazy setup or anything but compared to my stock 205 square setup (16" rims) it feels way better
Yeah, tires make a big difference. I just put UHP summers on my 330i and it almost sticks to well. It used to have a very tossable/controllable floating feeling. I could feel the rear move around going around turns but never felt like I was pushing my limits but now I can't get it to move.