I think BMW refers to the coronas as a "traditional" styling element, not a signature one.
BMW has enough styling discrepancies that I think it doesn't really matter: the hoffmeister kink, the quad headlights (and coronas), the flame surfacing, and of course the kidney grille.
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Past: '08 E92 335i|ZPP|ZSP|6AT
Past: '15 Mustang GT|401A|PP|6MT
Current: '20 Shelby GT350|6MT
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