The 2015 Mercedes-Benz GL-Class is a part of the model's second generation, standing as an epitome of luxury in the full-size SUV segment. GL-Class is available in four trims: GL350, GL450, GL550 and the performance-oriented, range-topping GL63 AMG. Engine options include a 240-hp turbocharged 3.0-liter diesel V6 for the GL350 Bluetec, a twin-turbo 3.0-liter V6 producing 362 hp for the GL450, a 429-hp twin-turbo 4.7-liter V8 for GL550, and a robust 5.5-liter V8 offering 550 hp on the GL63 AMG. All models come with a 7-speed automatic transmission and 4MATIC all-wheel drive. Inside, the GL-Class sports a luxurious cabin appointed with high-quality materials and advanced tech features, including COMAND® infotainment system with a 7-inch display, and available Apple CarPlay and Android Auto. Standard and available safety features include collision prevention assist, lane keeping assist, blind spot assist, and more.