DAF XF EURO 6 PACCAR MX 13 MIT INTERIEUR SOUND VERBESSERUNGEN [1.38.X]

found a way to make the cabin sound
a little quieter and more realistic when driving.
In this case, used kriechbaum's sound as an experiment.

In the audio settings, later in the interior,
you must move the slider to the maximum

following the video
You can hear a little difference between the exterior and interior sound