16s will work some without modification and some you will need to grind down the caliper. but 15's doubtful hey tony are you running just m3 calipers and rotors? or did you go with the brake booster as well? __________________ -Josh Sold-1995 318ti, Club Sport, Hellrot Sold-1996 318ti, Active Model, Boston Green Current- 1995 318ti, sport model, schwartz |