According to owners and drivers alike, the BMW M5 was the perfect blend of everyday practicality and track-thrashing power and balance. Some would even say BMW created the perfect sedan. Because of ...

In short, Vauxhall had previous, but even so, it was a bold move to commission Lotus (then part of the GM stable) to make a twin-turbo, BMW M5-baiting Carlton. Some 15 years later, when Vauxhall ...

The SuperSport is still not quite as quick as the legendary Lotus Carlton, though, which could reach 176mph. The rest of the Vauxhall Insignia range also gets a mid-life overhaul, with new engines ...