Bringing up this old thread to report my first day with the
HPA Filter. Immediate change in acceleration resistance at the
foot. Much easier to push through at take off. Yes, I know it's wireless. A tiny bit more torque noted.
Don't hear much change at all. Without a butt Dyno
I can guess she is breathing a little easier. That's about it.
Last edited by Noncom23; 06-03-2012 at 06:50 PM.