Thule Fairing - Sport Systems Albuquerque, NM | 505-837-9400
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Unboxing and Install of Thule 8701 AirScreen Fairing 38 on a Bmw 3 series with OEM roof racks - YouTube
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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 AirScreen XT | Car & Truck Rack Systems at L.L.Bean