The rear speakers make very little difference to the overall sound.
It looks like you have Hi Fi if you are not satisfied with it your only choice is
to modify it.
In entry 14 you said you had counted all the speakers.
Anybody got a picture of a rear deck with tweeters.
http://www.e90post.com/forums/attach...2&d=1266451970
see option 676 for location
http://www.e90post.com/forums/attach...p;d=1260829447
see page 9