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Here's a thought: What if the Stock HK sound system is actually amazing but nobody has refreshed the speakers with brand new ones from BMW?

Does BMW still sell the parts? Does it cost a small...

I am excite

An M3 with a banging sound system would be about as good as cars get. I would guess it’s neither cheap nor easy to do.




By all means start your own build thread with pics and cost breakdown!

Bass is nice, but it's not the key to really good sound. I'm decently happy with the stock HK subs. It sounds like, short of replacing the full stack (head unit, amplifier, speakers), the Bavsound...

People who live in low-income neighborhoods and seemingly spend what little money they have on INSANE sound systems. I want something that will impress them.

Like I said, the new 340i HK speaker...

After hearing the Harman Kardon system in the 2020 340i or whatever they have, I now want to upgrade -_-

I don’t know anything about sound system installations. Car audio is not trivial. ...

How does the sound compare? Are you satisfied?