Even if he does, I'm more than SURE that he wouldn't offer it up here as that would be ILLEGAL! The nav firmware (just like the nav map data) is copyrighted material and shouldn't be passed around via this board or the Internet in general.

If you want V27, then you need to get it from your local BMW dealer.

It's a five minute install (tops) and most dealers don't charge for doing the update when you bring your car in for service.