2010 Audi S4

Hot on the heels of last year’s all-new A4 comes the hot-rod version, the S4. But the new S4 is quite unlike the previous S4; Audi’s aim is to broaden the S4′s appeal. Gone is the big fuel-guzzling V8 and the lofty price tag; in its place is a high-tech supercharged V6 and a lower price. Has Audi found a better formula for the S4 — or have they disemboweled a once-great car? Read on. $46,725 base