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A couple of years ago, Audi launched a version of their popular A4 sedan that had a bit of a split personality, normally docile, but at times very excited also.
No, not the S4, but something even meaner.
It was called the RS4, and it caused many sleepless nights for its opposition. The RS4 had 420 hp while its main rivals from Mercedes-Benz and BMW were hardly putting out 350 hp at the time. Continue reading