Someone on the other forum said the 55watt kit didn't work on his F10 and the 35watt worked fine. His car had errors so he stuck with the 35watt kit. He was trying this in his headlights though so not sure if the fogs would react the same.
Current - 2013 N55 535xi Msport SAT
Retired - 2009 N54 335i Msport 6MT
Retired - 2000 M52TU 323i ASA Supercharged 5MT
More photos of my car here