x1 duel Mercedes Benz - C-Class VS Mercedes Benz - SL-Class
x1 duel BMW - 135 VS Mercedes Benz - Mercedes A
x1 duel Porsche - 911 VS Subaru - Impreza WRX STi
x1 duel Mercedes Benz - E-Class VS Porsche - 997
x1 duel BMW - M3 VS Chevrolet - Cobalt
x1 duel Ford - GT VS Ford - AC Cobra
x1 duel Ferrari - 599 GTB Fiorano VS Koenigsegg - CCR
x1 duel Nissan - 350Z VS Lotus - Elise
