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      02-28-2013, 02:14 PM   #4
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Drives: 2015 Alpina B6; 430i; X5 40e
Join Date: Jul 2010
Location: Orange County, CA

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1st, turn off L7 Surround. 2nd, it takes a few weeks to fully break in. Last, check these threads for help with equalizer.

http://www.f30post.com/forums/showthread.php?t=752647

http://x3.xbimmers.com/forums/showthread.php?t=581707
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