The Mercedes-Benz GLS 350d is a full-size luxury SUV. It is powered by a 3.0-liter turbocharged V6 diesel engine that produces 255 horsepower and 455 lb-ft of torque. It also has a 9-speed automatic transmission, standard all-wheel drive, and a range of luxury features such as heated and cooled leather seats, a panoramic sunroof, an infotainment system with Apple CarPlay, and more. The GLS 350d is also capable of towing up to 7,500 lbs.