Joining the festival of excess that is the annual SEMA show in Las Vegas, Audi displayed its Audi TT Clubsport Turbo concept.*Equipped with*a 2.5-liter inline-five, the Clubsport Turbo brings an additional 200 ponies to the engine’s stable courtesy of an*electric-assist turbocharger. This 600-hp all-wheel-drive performance coupe can reach 62 mph from a standstill in 3.6 […]
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