From the family that founded the Alpina brand comes a tuned version of the BMW Z4 that gets an extra 47 horsepower and more refined styling.

Built by Bovensiepen, this so-called Spider can sprint from 0 to 62 mph in 4.2 seconds and reach a top speed of 183 mph.

Bovensiepen has unveiled the Spider, a limited-production roadster based on the BMW Z4 M40i, with only 99 hand-built units planned for production.

The rebranded Alpina family-run company just pulled the wraps off a very cool German roadster that packs plenty of extras.

If you want a new droptop from the former Alpina folks, be prepared to pay up.

Bovensiepen, the company launched by the family that started Alpina, has revealed the second model it commissioned from Frank ...

Bovensiepen has revealed the Spider, a Z4-based roadster with a 435hp six-cylinder engine, 99-unit production run and 115,500 ...

BMW may have ended production of the Z4, but the roadster isn’t quite ready to disappear. The family behind one of BMW’s most ...

The BMW Z4 hit the market in an era when crossovers and SUVs were not all the rage like they are now. People still wanted drivers' cars, compact and powerful, for cruising down the coast with the wind ...

When BMW updated the Z4 roadster last year, none of the tweaks were particularly shocking — in fact, they were quite modest, limited to things like little fascia tweaks and new colors. Instead, what ...

It’s a BMW roadster for those with Z8 tastes and a Z4 budget.