BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST - View Single Post - Adding an amp for a subwoofer in the trunk. Bmw 328i 2013. Question/help

focal · 08-10-2015, 02:48 PM

if you have the NON HK system, you don't have to use high level inputs. You can tap the line BEFORE the amp

08-10-2015, 02:48 PM	#3
focal Captain 67 Rep 639 Posts Drives: 328i 6MT w/ MPS & MPE Join Date: Dec 2013 Location: Toronto, Canada iTrader: (0)	if you have the NON HK system, you don't have to use high level inputs. You can tap the line BEFORE the amp
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