Only Alpina’s B5 Bi-Turbo Touring can match Abt’s RS6 Power R's 200mph top speed. Based on the BMW M550i, so it has a 4.4-litre twin-turbo V8, an eight-speed automatic transmission and ...

Witness an epic battle between the ABT-tuned Audi R8 V10 Plus and the powerful ABT Audi RS6 Avant C7! High-revving V10 vs twin-turbo V8 – which one takes the crown? Insane accelerations ...