Originally Posted by snrusnak
I've always had the thought that the temperature of the pipe wasn't all that important, but the temperature of where the air is being drawn from is vital. The air will pass through the intake pipe very rapidly....so it won't have time to transfer heat from the pipe to the incoming air charge. Since the air charge is always moving (basically) it won't have time to heat up even if the pipe was several hundred degrees....
I would agree.. alot of CAIs you see are made with aluminum tubing even. This would mean that it would transfer even more heat then PVC tubing would. But I have the same take on it, I think the air is passing through and isnt really being effected by the temp of the tubing.