It works. Better throttle response. And better fuel economy. Folks may hate but I like it.

Supra

 

Do you have any before/after figures to back up your claim?

 

I know beauty is in the eyes of the beholder, but that is one ugly contraption. Plus, it appears there is another filter in there(?), which would add restriction, and the ram effect from it appears minimal.

But please go ahead and prove your claims.

 

People will be trying to put mail in there.

 

But why?