Well, after taking all of 30 seconds scrolling down this stickied thread in this forum

http://www.xoutpost.com/electronics/...available.html

It appears that it helps reading dual layer dvds and some voice commands are upgraded.

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Kirk
Las Vegas
2016 X5 40e Mineral White/Black Dakota Leather, ZLL, ZCW, ZDA, ZDB, ZPP, multi contour seats, rear side window shades, HK stereo
2011 E90M3, 6-speed manual