CAD drawings for flanges

[StefanLarsson]

I asked a while ago if anybody had CAD drawings for flanges needed to make our own DP but nobody seemed to have any, so I made some of my own...
Attached to this post there is a zip file with drawings for Turbo(exhaust), cat(3" version) and the o2 sensor.
This should be enough to make your own Downpipe or testpipe.
I recently cut them with a waterjet and they worked perfectly...

 

[thebuddrik]

what kind of pipe do u plan on using?

 

[StefanLarsson]

what kind of pipe do u plan on using?

I use regular 3" "universal" exhaust piping, you can either go with stainless or plain steel...