Personally I love the Ferrari exhaust. Dont let the title fool you, its awesome.
<object width="420" height="315"><param name="movie" value="//www.youtube-nocookie.com/v/CjqhmhObCMo?version=3&hl=en_US"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="//www.youtube-nocookie.com/v/CjqhmhObCMo?version=3&hl=en_US" type="application/x-shockwave-flash" width="420" height="315" allowscriptaccess="always" allowfullscreen="true"></embed></object>