Biggest challenge is finding lenses for RhD units. ColinFerns (stickandrudderman) had some a while back but not sure if he still has.
Other parts are easier to get from Colin, ebay, MB Poole, or the usual suppliers.
The Tech Manual has the procedure to do the swap. Not quite a plug and play but close
Oh, and welcome to the group. Always worth putting details of your car somewhere (signature) so people don’t answer in relation to the “wrong” car (model/age/vin changes)