Originally Posted by yeti

Hi all, got a slightly strange question. About to take possession of an '03 3.0L, and I was curious if anyone had any idea of how to switch from the standard climate control to the premium. Is it primarily a control panel change, or is there a long and detailed install?

Also, I would be possibly interested in adding factory 16:9 nav. I have Premium DSP sound, but no on board computer. Can this be done?

TIA, and glad to have found x5world!