Appreciate both replies.
Agree, expect it's not likely I'll find an aftermarket installer willing to take this on.
The one recommended by the BMW dealership was leery, said they'd 'open some panels and see whats involved'.
But I'm not interested in funding a fishing expedition.
Also agree...
I leased my i3 in August 2016.
The car is an excellent solution for city driving, however I'm suffering with my decision to NOT spring for the Harmon Kardon sound system.
The 4 speakers it has (two up front in the doors, and 2 kickers in the floors) produce acceptable sound....up front.
However...