A generation ago, 350 horsepower was pretty impressive. In some packages, it still is, but in the top-tier luxury sports cars executives expect 350 plus horsepower from the base models. As you travel up the ladder to the really impressive models that will get everyone to look, it’s now a staggering 550 horsepower that is the benchmark. When considering what were supercars back in the 1970s, the proverb seems to be that a brand-new stock Camry or Accord would out accelerate them. But when we considering this RS7 and the cars like it, they will outpace lightly used supercars. In this case, this RS7 has been further augmented by an APR tune. Though the stage level isn’t indicated, even lowly stage one is good for 674 horsepower with even more torque. The results? how about an 11 second quarter mile and 0-60 in 2.9 seconds? Forget supercars, this 4,000 lb Audi will stick with super bikes in a straight line: