Does anyone know how much better premium sound is over the non premium? I listened to the premium sound today and was unimpressed. I'll probably end up adding a subwoofer either way. So, I'm wondering if the premium sound is worth it.

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2022 X5M Comp Dravit Grey/Full Silverstone
Previous:
2018 M5 Black/Full Silverstone
2015 X5M Donington Grey/Full Silverstone
2010 X5M Space Grey/Full Silverstone
2003 4.6is Silver/Black