Quote Originally Posted by seanpburke View Post
Braided hoses and upgraded pagid pads would be a good start. F10 are heavy on front pads judging by the brake dust on every F10 around.

You could upgrade to the bigger 525d/530d discs but it's probably overkill.

Do you have issues with the current ones? What tyres are you using?
afik; the brakes for the 520d, 525d, 530d and 523i are the same, F:330x24/R:330x20.