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Old 06-22-2011, 08:06 PM
TGOD TGOD is offline
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Location: New York
 
Join Date: Apr 2011
Posts: 13
Mein Auto: 08 328xi
I have a 08 328xi with L7. I'm thinking about adding a 10" or 12" sub in the trunk but I'm not sure yet. If I got this harness but didnt get another subwoofer would it make the subs under the seats from L7 louder from more power?
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