The Ford Mustang Dark Horse brings raw power and bold style wherever it goes, proving this 500-horsepower beast was made to be driven. The Ford Mustang Dark Horse brings raw power and bold style wherever it goes, proving this 500-horsepower beast was made to be driven. Read More Read more about The Ford Mustang Dark Horse brings raw power and bold style wherever it goes, proving this 500-horsepower beast was made to be driven.