Yes, larger wheels and rubber will make your City look good. While 15-inch alloys can be fitted, we recommend you go for 195/60 rubber and 6J 14-inch wheels. While they will make your car look different, it will gain through better handling. A spoiler can be added, but it's not going to help in performance. As regards an aftermarket free-flow exhaust system, we do not recommend it just for producing a sporty note