to be honest mate, if youre only running a 1.6 i wouldnt bother, money better spent on using the power you have, it shouldnt be an issue stopping anyway... id fit some better pads, better fluid and hoses and leave it at that, spent the 1000 itll cost you to upgrade to ate and the parts needed on handling
rear anti roll bar, strut braces should
help tighten things up.
maybe buy a full exhaust sytem to release a few horses, with a nice green panel filter to
help the breathing.
should be a nice smooth handling ride then.
what about suspension, are you on standard