What type of engine does the Mercedes AMG GLS 63 have and how does it contribute to its performance?

The Mercedes AMG GLS 63 has a 4.0-liter V8 engine that is handcrafted by AMG. The engine produces 603 horsepower and 627 lb-ft of torque, allowing the SUV to accelerate from 0-60 mph in just 4.1 seconds. The engine features twin-scroll turbochargers and a patented NANOSLIDE® cylinder wall technology, which helps to improve efficiency and performance.