I jsut got a 1st gen IS, I am looking a set of tire that perfectly fit for our car and not too wide, I have 17x8 on front and 17x9.0 for rear? what tire i should put them on..what brand do u guys use, by the way,everything is stock for now. i was thinking 225 or 235 / 45 front and 245 or 275 for the rear.