Quote:
Originally Posted by JDNY516
So I have the OEM roof bars installed for awhile. Never issues with whistling at any speeds (even up to 85). I just installed Thule Snowpack Extender and the whistling starts at 40mph! Anything I can do? Maybe add flaring?
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There might be with the little plastic raised stickers, meant to disrupt airflow. Affixed on the bottom.
But the reality is, that those things are aerodynamic bricks.