what's this?

[3pdl]

found this under the left headlight assembly and didn't find one under the right headlight assembly. what am i looking at? what's its purpose?
tia

Sponsored

 

[KingKona]

It's the horn.

 

[RasJeremy]

Funnel for blinker fluid

 

[Nightmonkey]

Adjustment device for the fog lamps.
Should be there on both sides.

 

[KeyLime]

Funnel for blinker fluid

Regarding blinker fluid. What do you recommend? Single or multigrade?

 

[Rapid Red]

Synthetic

 

[Nightmonkey]

@KeyLime
I would recommend a concentrate that you dilute with water according to your needs.
But please do not take only the water like most BMW drivers!
Only with the right proportion of concentrate arises the characteristic yellow flashing, that every connoisseur desires.

Sponsored