The 991-generation Porsche 911 GT2 RS marked the ultimate evolution of the rear-wheel-drive 911 and, when introduced, stood as the most powerful production 911 Porsche had ever built. Unveiled at the 2017 Goodwood Festival of Speed, the GT2 RS paired a twin-turbocharged 3.8-liter flat-six with formidable performance, producing 700 horsepower...