I have the am Saleen style rims with nittos and have 18x10 rear with 275 tires and havnt had any ill effects. Average 18.5 mpg very good traction. I run 255 on the fronts. I like them so far.
2012 Race red, 6mt, 3.73s, Roush ABs :shiny:, Bbk Xpipe, Resonator Deletes, Eibach Pro Kit, J&m adj panhard, steeda intake bama tune, AM shifter, Saleen Replica wheels and Nitto tars!