http://www.renntech.org/forums/index.php?showtopic=13715
I believe 986jim is a member on this board too.
At the end of his video clip there is a 10 second in cabin 2nd gear pull.
Deeper tone, seems like 5-10% louder than stock, no resonance or buzzing.
I like a little more noise myself. :P Probably going to order the oettle muffler.