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      08-02-2011, 08:59 PM   #11
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kmarei's Avatar
Drives: 1988 E30 M3 Evo II
Join Date: Jul 2008
Location: Reston, VA

Posts: 6,481
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Try running the low pass filter in the sws-8 between 80-100
That fixed the boominess on mine
But then you'll lose some of the mid bass
It's a tradeoff
This user has been banned from the 4 series forum because he doesn't sing its merits like the admins want us all to