That's pretty much it as far as options:
1. Cover with a license plate or foreign plate if you're that kind of cool
2. Plugs
3. Fill and paint

I don't know of any other options. If you leave the plate off and it is required, you could go with one of the mounts that screw into the tow hook.

__________________
Mike

2005 e53 X5 4.8is 169k miles
2018 f90 M5
2018 Volvo XC60