Audi Sport Head Suggests That Iconic Five-Cylinder Engine May Live On

There is a magic to the Audi Sport 2.5-liter TFSI's distinct 1-2-4-5-3 firing order. Mashing the loud pedal in the RS 3 results in a mechanical symphony that echoes off the firewall, a sound that stands out well above the 2.0-liter TFSI of the S3. A gravelly warble that harkens back to Group B monsters of the 1980s, if you will. For decades, the Audi Sport five-cylinder turbo has served as an…