x5 duels Pontiac - GTO VS Pontiac - GTO
x5 duels Porsche - 911 VS Ford - GT
x5 duels Ford - Mustang VS Dodge - Challenger
x5 duels Lamborghini - Gallardo VS Lamborghini - Gallardo
x5 duels BMW - M6 VS Nissan - GT-R
x5 duels Dodge - Viper VS Nissan - GT-R
x5 duels Chevrolet - Corvette VS Ford - Mustang
x4 duels Pontiac - GTO VS Buick - GS - Gran Sport
