No thanks on the carbon fiber. Aluminum is the way to go. Unless of course you have lots of free time or lots of money to pay someone to do it.... i have neither :>
and to answer my own question that never did the answered.......Here are the specs that i came up with as what to use for intercooler pipe.
Aluminum Tube - 6061-T6, 16 Gauge .... 16 gage is .0625 ( 1/16th )
I ordered some aluminum and a 3 exhaust builders kit from the above link ... columbia river mandrel bends. I will let you all know what i get