Originally Posted by
spaceworm
Here is a fabrication approach to complex bends:

This exhaust is just flat out amazing. I wish I had that kind of patience!! It looks like each segmented piece was brazed unless I'm mistaken. If so someone had an awfully steady hand! (Well, they had a steady and skilled hand no matter how it was welded.) The segments themselves MUST have been plotted on a computer program. If I were to try to make something like this, I think I would try my hand at some home brewed hydroforming.
Anyway, I sure hope it worked as hoped for him when it was done!!
AV8TOR