BMW Z4 Roadster E89 Wind Deflector Trim 54347200808 7200808 NEW GENUINE. Title – BMW Z4 Roadster E89 Wind Deflector Trim 54347200808 7200808 NEW GENUINE. Model – Z4 Roadster (E89). Part number – 54347200808 7200808. Year of Vehicle – 2013. This part is brand NEW, directly from factory (Not Chinese replacement or Refurbished like other sellers have for same price), 100% suitable and Original. Please pay within 3 days of ordering. If you are not happy with your item please return in the original packaging and with all tags attached within 30 days.