Alpina’s founders built a 790-HP sleeper wagon—but the sedan fans crave exists only as a render
The Bovensiepen 05 GT is a limited-run, Alpina-badged beast built on the BMW M5 Touring, packing a fire-breathing hybrid V8 that cranks out 790 HP and 1,100 Nm of torque. That’s a 72-HP bump over the donor M5’s powertrain, thanks…