Audi S6

Back in my salad days, when I was rocking a the greatest Civic Si of all time, the occasional pair of leather pants, and a yen for malt liquor and grass (both of which quickly put an end to the leather pants), a car like the 2016 Audi S6 would've made my head explode. "What's that?" I might have asked. "A roomy four-seat Audi with more than 400 horsepower and all-wheel drive, that looks like it was sculpted by Ralph McQuarrie? Pushing 30 mpg and under five seconds to 60 miles per hour? The hell you say." And that's even before Future Me showed Skinny Me an interior full of carbon fiber and…