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When Audi started building high-performance cars, they were turbocharged when everyone else was building high-revving, naturally aspirated engines. With the last-generation RS4, Audi made the switch to a beastly, naturally aspirated 4.2-liter V-8. Now the tide is turning in favor of the turbo—both BMW’s M and Mercedes’ AMG division are working on turbocharged engines. Audi, on the other hand, intends to keep its free-revving V-8—at least in some models.

At the , we’ll meet the upcoming

, the wildest evolution of the A5 coupe, and as direct a competitor to the BMW M3 coupe that exists. Here, Audi’s 4.2-liter V-8 makes 450 hp at 8250 rpm, and maximum torque is 317 lb-ft, available between 4000 and 6000 rpm. Read the rest of this entry »