BMW 5-Series Forum (G30) - View Single Post - Add a trunk sub to a HK set up

choppedliver · 09-17-2021, 04:41 PM

The question I have is if you put a sub in a box behind the seats. How do you secure it in place?

09-17-2021, 04:41 PM	#20
choppedliver Captain 162 Rep 761 Posts Drives: 2020 M550ix Pure Join Date: Nov 2011 Location: Australia iTrader: (1)	The question I have is if you put a sub in a box behind the seats. How do you secure it in place?
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