We all know that beamng lacks a realistic weather system, for example, realistic rain part and drops remaining on car windows, so that functional windshield wipers make much more sense, or in fact, they could also be added, we can take as an example the climate system of American truck simulator, and from this same, the water drops that remain on the windows, also, to have more performance, the water drops on the vehicle body can be removed (Sorry for the poor quality of the images)
For example, in the game forza horizon 5 It's implemented and doesn't seem to consume much computer resources