2018 Audi S4 First Test: So Quick! But…
 

Four-cylinder engines aren’t what they used to be—they’re way, way better. And considering the goodness of the A4 2.0T’s 252-hp turbo-four, the new turbo-six-powered 2018 S4 must work harder than ever before to justify its premium over the mainstream A4 that slipped by every other car in 0-60-mph acceleration during our huge Big Test comparison […]

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