t3ase said:OrangeMSP introduced me to "Never Dull". It's in a small chrome can at most auto stores. It looks/feels like cotton but it's perfect for getting the rims bling bling clean. I haven't ever gone so far as to take off the wheels to clean them, though.
EDIT: And you can use the Never Dull stuff for all of the metal piping in the engine bay. Turns the dull look into shiny goodness.