I've had a couple requests about the new pipes that Bob made for me, so I thought it would be helpful to post some video. The first one is with the stock pipes.
https://m.youtube.com/watch?feature=...&v=mI19anQRyYw
And a similar video from today with the new pipes
https://m.youtube.com/watch?v=LRKBLPZtPhY
Not sure how easy it is to tell the difference, but it is noticeable quieter and/or less harsh in person.