There is a third option:
- code your OEM HU to HiFi (Professional Radio-only). Can be done remotely by forum vendor BimmerTech.
- Stereo 4/6 harness with RCA outputs
- JL Audio XD600/6
- DLS R4 front component set
- DLS 224 rear coaxial set
- SWS-8Xi underseat woofers
No center speaker required.
-2015 F30 320i, Imperial/Oyster, 8AT: August 2014 ED
-2012 E92 M3 Jerez Black/Rust Brown, M-DCT: September 2011 ED
-2008 E90 M3 Melbourne Red/Bamboo, 6MT: Gone
-2007 MK5 GTI United Grey/Grey, DSG: Gone
-2004 E46 M3 Carbon Black/Cinnamon, 6MT: Gone