don't know the answer to your question about getting paint... my guess would be no, but a paint store or body shop could match it for you.
but I can say I tried any number of buffing/waxing/compund solutions. The acrylic floor polish thing looked great for a short while
Ultimately I did a sloppy and hurried "right before a rain storm" rattle can spray job as just a temporary trial just on the nose cone...after giving it a really hard barkeeper's friend scrubbing
sprayed with this stuff
https://www.autozone.com/paint-and-b...B&gclsrc=aw.ds
a couple years later it still looks passable. Not awesome maybe but certainly passable.... and I'm happy considering how horrible it looked before. I have been meaning to do the rest of the coach but and do a better job of it, but haven't had the time.... mine really looking bad