Question about Hifonics HFI 12S4 12 DVC Subwoofer 600 Watts sub Car Subwoofer
I have 2 dvc HFI12D4 subs and im running an pioneer 820watt amp to them and the back of the black casing or somthing is vibrating serioulsy annoying just wondering why there vibrating or if the casing come off
Posted on Feb 26, 2012
Try trouble shooting it.
Posted on Sep 22, 2011
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Posted on Jan 02, 2017
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