2007 Bmw z4 navigation update Source Source Source Source Source Source Source Read Also: V31 bmw navigation software update 03-2008 Bmw high dvd map update version 2007.2 Bmw high dvd map update - version 2007.2 2007 Bmw 525i navigation update 2007 Bmw x5 navigation update Bmw x5 2007 gps update