Although wind fairings do not eliminate the noise 100 percent it does minimize it significantly to prevent you from being distracted while you are driving.
Roof rack wind noise fix.
The wind noise we hear from some roof racks is known as aeolian no ise and is produced by wind when it passes over or through objects.
A roof rack wind fairing is an easy to install plastic shield that deflects wind away from the roof rack therefore reducing wind noise.
I m looking at roof racks something that is actually useful and was concerned about wind noise.
The top section of the wind fairing attaches to the front crossbar while the bottom rests on top of the car.
If the surface the wind passes over has a consistent shape the disturbance becomes tonal and at certain frequencies very annoying.
I was thinking there must be a way to break up the air flow and reduce the noise and found this video.
Roof rack wind noise fix.
Wind fairings are usually universal but are available in different lengths to fit your vehicle.