How to Mount Thule Wind Fairing on OEM MK4 Roof Racks - YouTube
Thule AirScreen XT | Thule | United States
Put a wind deflector on, see If that will help with the wind noise. Had to make up some custom brackets as the Thule supplied brackets wouldn't fit OEM roof rack. :
Thule fairing / wind deflector and universal roof rack, Car Accessories, Accessories on Carousell
Thule Fairing - Wheel & Sprocket | One of America's Best Bike Shops