Welcome 
Do you have specific issues with it or are you just looking if there is something?
The Baron isn’t in a too bad shape now since they tweaked it in the last sim updates.
In case of specific issues, I’d suggest to look for existing bugs&issues threads or open a new one describing the issue and/or report it via ZenDesk.
For the protected aircraft from Deluxe/Premium as others said it’s hard to mod them, so the easiest fix is if Asobo does it in the stock aircraft.
In general, when looking for mods, check out the megathread: