Im trying to get a new set of rims and tires for my 2003 Mazda Protg ES. Im thinking about upgrading from my stock 16s to 17s, but Im not sure of what size tires to get. Discount Tires website says I can use: 205/40-17, 205/45-17 or 215/40-17. I also noticed the 2003 Protg MazdaSpeed uses a...