2 small but very annoying issues:

- rusty behind mirrors.



can i just rip the old ones off? how are they attached?
It seems that putting one back is cheap and easy:
BMW X5 E53 1999-2006 LEFT SIDE FLAT WING MIRROR GLASS | eBay


- damaged grip interiour:



really don't know how to get this smooth again, any ideas?
replacing seems like a very big job..