BMW M5 Forum and M6 Forums banner


  1. E63/E64 M6 Discussion
    CIC/Combox Retrofit for BMW E63s Summary I just completed a CIC and Combox retrofit on my 2009 M6 Coupé and thought I'd write up my experience since there doesn't seem to be much content for E63s. It’s a bit long winded, but I decided to make it as clear and step-by-step as possible to help...