At the heart of the Audi TT RS Coupe and Roadster continues to be the turbocharged five-cylinder gasoline engine pushing out a healthy 400 horsepower and 354 pound-feet of torque. The International Engine of the Year for the ninth time in a row, the 2.5 TFSI enables the coupe to hit 62 mph in 3.7 seconds en route to an electronically governed 155 mph or an optional 174 mph.
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