The S4 is based on the A4 platform. This high-performance AWD sedan is powered by a 349-hp, 3.0-liter turbo V6 mated to an eight-speed automatic, the same powertrain that is on the S5. The S4 has been ...
Consumer Reports’ Annual Owner Satisfaction Survey can improve the chances of finding a compatible car match. How? Our survey data reveals whether, all things considered, owners would buy the same car ...
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