What's that body part of the car (CLS to be specific) called in English, the little square just down the lights?
headlight washer cover
now delete your thread and use /SQT/ next time
that's probably the cover for the headlight washers
blinker fluid reservoir
>>17393779
and here's the part numbers
part # left 21988503269999, right
side 21988504269999
>>17393779
thanks pal
>>17393783
Lel
That square usually covers the brake purge valve.