Exhaust opinions / Mandrel bent 2.5 or 3" / Input?

Heh, ya its far cheaper IMO, to purchase 3" Mandrel Bends, flanges, and whatever else you may need and find a buddy or shop that will let you use a Mig Welder and make your own exhaust system.

Here is what I did when I upgraded from 2.5" - to 3" on my turbocharged 4 banger:










BTW, there was one heck of a decrease in back pressure, and a super increase in Flow.