Definitely a sign of a small "member". If that's the kind of image you want, go ahead... Thats the kind of car you get after you find the right person, because then you don't have to impress anyone or scare them off.
it depends on the girl, but personally i'm not too fussed on the car- just the guy! i wouldn't worry about it, as long as you don't bore her to death talking about it!