Mercedes-Benz, Mitsubishi, and Mazda.
Kia.
Automobile Dacia is a Romanian car manufacturer
Assuming by brand you mean make i.e. chevrolet, ford, pontiac. No there is no "brand" that starts with x. However if you meant brand as in model, yes there is. the Nissan Xterra.
MINI
Jaguar Jeep Jetta
Mulbury
yes there is
Wrangler
Isuzu
commodore
Lamborgini.
Kia.
Certain car: Odyssey. NOT made by this company Brand: Oakland
kia (its a car brand)
Rolls Royce
dodge
Maserati