so it seems that stock 17in TC rims are a nice and cheap option for us. the tc uses the same bolt pattern and you can find these rims on ebay for around 200$....oh and it seems they are hub centric for our car! im kind of tempted to buy a pair. here is a before and after photochop of these rims on my car.
BEFORE
AFTER
BEFORE
AFTER
15PSI - 30MPG - Megasquirt Tuned