well we questioned exhaust systems

[Robtombie]

What about this one...anyone ever heard of it

http://www.aero-turbine.com/index.html

 

[CMiYC]

Very interesting claim.....

Speed up the flow of exhust gas. Not something you hear very often.

 

[Vortec4800]

Look at the benefits page - shows a 50hp increase on the C5 vette. If that's true, wow.

Only about 7hp for the V6 Yota though...