whiteline sways/endlinks and a set of whiteline springs! depending on where you get everything you might could also throw in an ALK.
I just got my springs. I am ready to get them installed woo hoo. Fun with suspension. Good luck on making a choice. Lots and lots and lots to choose from.
Yep, maybe get a set of the sti endlinks. They're much cheaper than the whitelines, just as good (and lighter).