I thought "Rabbit" referred to MK1 golf, not the newer models?
Anyway, if I'm right go here
http://forums.vwvortex.com/zeroforum?id=11
if not - go a level up from there and you'll find what you need.
If you have just a little cash - drive stock. If you have more money to spend you can pretty much go wild with engine swaps, dash swap etc etc, make it a money pit.