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      10-12-2020, 12:17 PM   #9
seanroberts000
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Drives: 2017 M240i xDrive coupe
Join Date: Sep 2020
Location: New Hampshire

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Quote:
Originally Posted by DistantTea View Post
How difficult is the addition of a powered trunk sub to the back of an F22 with Harmon Kardon? I would like something I could keep back there most of the time but take out when I need additional luggage space.

I'm a little frustrated with my audio again and feel like the Ghost woofers were a total waste of money.
Have you seen this thread in coding subform?
https://www.2addicts.com/forums/show...7&page=1&pp=22
** Note, not my thread and kudos to the ppl who tested it **

I too was disappointed in the bass response of the stock HK system (and I don't even have the ghost woofer upgrade). Coded up F45 EQ curve this weekend and really makes a difference.
Appreciate 1
pdx89.50