the ultimate luxury car has always been out of reach to everyone except a select few but now sales are skyrocketing. we are up all nightline reporter: the ultimate driving machine, this is not. nor is it engineered to move the human spirit. no, this is a cut above. a vehicle that instantly transforms everyone in it into a high roller. and it s just been delivered to my door step. this is great. 2014. most powerful rolls royce ever built. 624 horsepower. turbo. 4.4 seconds. reporter: so, this is not your not your typical rolls royce. reporter: your grandfather s rolls royce. price tag, $350,000. fully loaded. ultraluxury cars like this are huge sell irz right now. one of the most hotly contested segments of the car market where the competition also includes