Highlights 3-litre twin-turbo straight-six engine Current owner for 15 years One previous owner Hardtop convertible High-spec interior Overview The catchily named ‘Alpina Burkard Bovensiepen GmbH & Co.

KG’ — better known simply as Alpina — has a long history of association with BMW, although they would be the first to let you know that Alpina is officially recognised by the German authorities as being a stand-alone manufacturer of automobiles.

Not many Alpinas have made it to these shores, and even fewer of them are cabriolet examples, so here we have a particularly rare chance for you to bid on a fabulous example of this hand-built model.

The straight-six engine produces 350 bhp, which is enough to get you to 62 mph in just 5 seconds.

But it does so in a refined manner, befitting the car’s handcrafted pedigree.

This particular example was first registered in 2009 as a company car, then one year later it was sold to the current owner, who has kept it for the past 15 years.

In tha...