Many ways to do it but you might try Meguier's Scratch X, fine scratch and swirl remover followed bt Meguire's NXT Tech Wax 2.0. You should also be using microfiber towels.

If you really want the real scoop check out the sticky "How to detail your Crossfire" in this detail section at the top. Good advise on how not to get the scratches in the first place.