Not a lot of shops will do it because it's illegal but what a lot of guys do is black out the internal housing. Looks good and won't get you defected. PM Leo (HKS180) and he might be able to hook you up if you don't think you could tackle it DIY.
Smoking and tinting, same shit because you're reducing the transparecy of the lens. Bake the lenses off, paint the surrounds black, let it dry and re-bake them together.