Have a look on page 120 of your owners handbook. It does not mention changing the beam direction, but it does show were "a cover" is located in the wheel arch.
If you have no joy, let me know and I will contact my dealer tomorrow and ask them as I have xenon's aswell .
Le Mans blue/ black leather with Aluminum trim/ privacy glass/ xenon's/ black line rear lights/ OEM 18inch M Sport wheel upgrade/ PDC/ blue tooth/ Hi-Fi speaker system/ heated front seats/ storage pack/ auto lights+wipers/ green sun strip/ OEM boot spoiler/
external mirror package.