I am using my existing stock size tires on the new M359
225/40/18 and 255/35/18.
I will post in few months with regards to reliaility. I am keeping my stock 162 just in case
2008 E90 335i
Jet Black, Black Leatherette, Aluminum, Automatic, Paddle, Sport Package, Ipod/USB, Formula One Pinnacle Tint 35%, Depo Blackline, M3 reps front bumper, Black Gloss Grille, Matte Black M359, V1