Hi,
Looking at upgrading the base audio ( will do the HU upgrade later as its currently the ENTRYNAV unit)
ive decided on the focals below for front/rear speakers and the up-7dsp match amp ( i already had the amp )
https://www.dynamicsounds.co.uk/bmw-...grade-kit.html
https://www.audiotec-fischer.de/en/m...ifiers/up-7dsp
Whats recommended for the underseat subs ?