I've got them on my stock and lightweight wheels and haven't had any issues at track speeds (up to 130 or so for me.) Three different sets of wheels and various tires in stock and plus sizes.
08 E90 | Jet Black / Black | 6MT
Mods: RAC RG63 w/ Pirelli Corsa 255F/285R | Akrapovic Evo Exhaust | OEM Blacklines
Winter Setup: OEM 18s w/ Nokian Hakkapeliita R 245/40-18