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      08-12-2012, 09:41 PM   #2
2k13f10
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Drives: 2013 550i M-Sport AW
Join Date: Aug 2012
Location: Las Vegas

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Quote:
Originally Posted by tojo_m View Post
Any ideas how to add some good thump to the base audio system (US) in the F30? Add an amp and a sub. you would need a high level to low level converter to drive the audio for the amp.

Also does the stock system come with any frequency crossover system to pass just the lower frequencies to the two 8" subs (located below the seats) and the rest of the frequencies to the other speakers? The factory systems, both the base and the HK are crossed over.
What are you thinking about doing?
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