The Autobiography uses a 4.4l Turbo V8 good for 523 horsepower sent to all four wheels and incredible standard options like Power heated and cooled massage seating, Pixel LED headlights, Sliding Panoramic Roof, A 13.1" Infotainment screen, Four Zone Climate Control, Cabin Air Purification Pro and more. Additional options like Heated Windshield, 22" Full Sized Spare and Premium Interior Protection Package make for a great spec.