Porsche 718 Cayman GT4 RS — Can the Upcoming BMW M4 CSL Compete?
BMW fans are naturally excited about the upcoming M4 CSL, which is set to be the most badass of all M3/M4 models. When it hits the market, it will bring with it around 550 horsepower from its twin-turbocharged inline-six, an eight-speed automatic gearbox,…