THULE 873XT 52" Fairing Wind Air Screen Shield Roof Rack Mount Fits Square Bars | eBay
Roof Rack Wind Deflectors – Car Racks
Amazon.com: Thule AirScreen XT Wind Fairing, Black : Automotive
Amazon.com: Thule AirScreen Fairing, 32", Black : Automotive
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. :
OEM Base Rail System (Roof Rack) and Thule Cargo Box + Thule Fairing - BMW 3-Series (E90 E92) Forum
Replacement Load Bar Clip for Thule Roof Rack Fairing Thule Accessories and Parts 8537361
Thule Fairing - Wheel & Sprocket | One of America's Best Bike Shops
Wind Deflector for Roof Top Tents – iKamper
Amazon.com: Thule AirScreen Fairing, 32", Black : Automotive