The 520-hp Cayenne Turbo and 570-hp Turbo S are two over-the-top crossovers that will embarrass most sports cars in a drag race, hang with sports sedans on a twisty road, and pamper their passengers in the process. Both wield a twin-turbocharged V-8 bolted to an eight-speed automatic transmission feeding an advanced all-wheel-drive system. Both have […]
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