In another thread Apple CarPlay had been mentioned, here's some more info.
http://www.engadget.com/2014/04/15/pioneer-carplay-update/
Want Apple's take on CarPlay? Check out the aftermarket solution that Pioneer is launching. $700-$1400
As for me, I'll stick with directly using my iPhone instead of using an iPhone size screen to communicate with my iPhone to perform iPhone tasks
http://www.engadget.com/2014/04/15/pioneer-carplay-update/
Want Apple's take on CarPlay? Check out the aftermarket solution that Pioneer is launching. $700-$1400
As for me, I'll stick with directly using my iPhone instead of using an iPhone size screen to communicate with my iPhone to perform iPhone tasks