x1 duel BMW - M6 VS BMW - Z4
x1 duel BMW - Z3 VS Volkswagen - Corrado
x1 duel BMW - 335 VS Porsche - Cayman S
x1 duel Lamborghini - Gallardo VS Ferrari - 575M
x1 duel Cadillac - CTS-V VS Nissan - GT-R
x1 duel Chevrolet - Chevelle VS Mercedes Benz - McLaren MP4
x1 duel BMW - M3 VS Audi - RS5
x1 duel Porsche - 997 VS Bugatti - EB110 SS
