Yeah, not sure where that term came from. But you have a point.

On the plumbing issue (never forget an engine is a air pump), take a look at what they did on the Baja truck. The use of this aluminum plumbing is popular in the after market segment to smooth out and increase airflow.



Here is the link, in case the image is too large or has an issue.
http://www.egmcartech.com/wp-content...images_007.jpg