OEM Base Rail System (Roof Rack) and Thule Cargo Box + Thule Fairing - BMW 3-Series (E90 E92) Forum
Thule Fairing | REI Co-op
LC870XT - Thule - Wind Fairing 82cm
Thule 32" Fairing Air Screen Wind Deflector | eBay
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 on factory rack | GOLFMK7 - VW GTI MKVII Forum / VW Golf R Forum / VW Golf MKVII Forum
Thule Fairing (44" Large) Wind deflector reduces noise and improves mileage at Crutchfield
What is the purpose of roof rack fairings?
Thule AirScreen XT M | Thule | United States
Unboxing and Install of Thule 8701 AirScreen Fairing 38 on a Bmw 3 series with OEM roof racks - YouTube