turning isn't really the issue with a taller rim but a wider one like I have will change your turning. Im running 315s on the back my rims are 11 inches wide and 9 inch wide for the front. this causes great traction almost too much. the wider the more the turning changes.
Whipple S/C 550 HO kit, FRPP 3.73 Gears, FRPP springs, Steeda Spyder 20x9 and 20x11, BMR LCAs, BMR ReLo Brackets, Front and Rear CShelby Sway bars, Hurst Billet Shifter, Custom Dyno Tune, MRT O/R H pipe, Borla Stingers