E90/E91/E92/E93 (2006 - 2013)
Hey, I'm purchasing a 328i sedan soon, deciding between 2009, 2010, 2011. Just wondering, is there any difference between the Logic 7 sound system in the 09/10 e90s, compared to the 2011 Harman Kardon sound systems? I've read some stuff up online, some mention theres less bass in the 2011 HK and...