Bovensiepen Zagato Coupe: A Carbon-Fiber BMW M4 Reimagined for the Elite Brand Bovensiepen BMW OverviewThe Bovensiepen Zagato Coupe is a limited-production, coachbuilt grand tourer based on the BMW M4 Convertible. It combines German engineering with Italian design, featuring a full carbon-fiber body and a handcrafted interior. This... By Gerane, 1 June, 2025
