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  1. Sidelights - W5WB?

    Alfa 159, Brera & 946 Spider
    O/S front sidelight went. Not bad after more than 2 years ownership. So I noticed that the manual says W5WB. No idea what B meant, picked up Bosch W5W in Halfords. When I went to fit, I noticed the bulbs currently fitted have blue coating. The new Bosch ones look very orang compared to...