Brabus boosts the Mercedes-AMG GT S to 591 horsepower

Brabus will debut a tuning package for the Mercedes-AMG GT S at the 2015 Frankfurt Motor Show next week. The tuner claims to have boosted the car’s engine to 591 horsepower, and raised its top speed. The post Brabus boosts the Mercedes-AMG GT S to 591 horsepower appeared first on Digital Trends.