View Single Post
      12-18-2016, 02:31 PM   #29
m95roadster
Private
16
Rep
71
Posts

Drives: F30, E90
Join Date: Oct 2015
Location: San Diego County

iTrader: (1)

Quote:
Originally Posted by Billfitz View Post
If you think a different driver in the under seat enclosures will make a major difference think again, as the laws of acoustics aren't on your side. At least as important as the driver is the size of the enclosure. For an explanation why google 'Hoffman's Iron Law'.
From what I have seen in pictures, it looks like the enclosure is vented to the side sill. I'm guessing there's some flow resistance built into the vent to act like a variovent or aperiodic enclosure.

BTW, do you have a folded horn in your ride?
Appreciate 0