My car started making this sound about a week or so ago. Initially when I first noticed it, it was pretty faint. It seems to have gotten a little louder since then (I've driven the car ~150 miles since with several WOT pulls sprinkled in between).
The noise seems to be loudest at first...
Did a quick search and didn't see anyone post anything on this yet, but....
http://jalopnik.com/the-hennessey-venom-f5-a-290-mph-1-400-horsepower-hy-1615658501
:eek:
That page links to another page on the new & improved Bugatti..
(yes I realize this isn't the most reliable source, but still...