Free-flowing Intake and Exhaust for Fuel Economy

[rh77]

Originally Posted by SVOboy

Oh my goodness, here it is again...

Crap - it's back. The exhaust thread. Honestly, I wish there were some real answers out there, especially for the Honda design -- because I really need to replace mine. I think only a Honda engineer can answer the questions we have. Otherwise, we're going to need an experiment to get the answers we want.

RH77