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  1. annoying high speed whistle

    E60 M5 and E61 M5 Touring Discussion
    Im sitting here bored out of my mind with nothing to do. So i got on youtube and watched one of my videos from a month or so ago and realized I still haven't solved this annoying whistle sound I get. It comes on at 130ish mph and when I hit around 170 it stops. All the window and sunroof seals...