if you can afford it, its a MUST. even if you dont use the nav, its just nice having the i-Drive for the visuals: bluetooth, setup, etc.
2009 E93 335i | Jet | Black Dakota | Grey Poplar | ZPP | ZSP | ZCW | Step | Paddles | i-Drive | CA | Sirius | HD | Logic7 | 06FL | 06NF | PDC | OEM Alarm | LUX
Retired: 2007 E92 335i
Retired: 2006 E90 330i