You may have seen our reviews in recent weeks about the refreshed 2027 Mercedes-Benz GLE and GLS SUVs, as well as the 2027 Mercedes-AMG GLE 53 hybrid. But there’s one more step up the ladder, one that takes you well beyond the 530 horsepower offered in the non-AMG GLS 580 and GLE 580, each powered by the 4.0-liter twin-turbo V8. For many shoppers, that V8 (or the gutsy 3.0-liter straight-six) is all they need.