Hey gore-tx, check out w.w.w.torquewiz.com. This guy goes to japan on a regular basis. One of his requirements is to contact him 1st before you order anything.
There are some free mods you can do to the TW like uncorking and rejeting. You can also install an aftermarket exhaust for a tt-r225.
Google 'TW200 forums' and join our group!!