[VailM3]

Originally Posted by ChRR1000S

Unfortunately it is. And you are by far not alone:

http://e89.zpost.com/forums/showthre...=premium+audio


If you are willing to invest into a good and clean solution check their stuff out:

http://www.jehnert.de/?lang=en_US

Will have mine installed in April, my brother has their stuff in his 530, it is really good.

That aftermarket seems a bit excessive as it takes away door storage.