Nothing as yet, the previous owner didn't need any major components replaced.
Shoddy build quality on the interior. Central locking, electric windows, heater, windscreen washer all stopped working and had to be fixed.
Wine bottle holders instead of speakers??? Bad interior.
0 - top speed in no time, seriously good fun to drive, beats most hot hatches especially Novas. Will give anything a run for its money.
Bird puller.
Low insurance bracket, cheap to run/buy.
Always sounds like it wants you to go faster.
Light as a feather, good handling and cornering
You've summed up the axgt in a nutshell there... mine kicks ass!
There even better modified though!