You have to remember also, that this item has to I guess 'participate' in damaging the thing. For example and exhaust you will more then likely get away with.
Intake, I think I was blowing up oxygen sensors. I got a talking to, and then I changed the filter <img src=/images/forums/snitz/smile.gif width=15 height=15 border=0> (it was dirty).
So well forced induction or nitro would not be a good thing to do.
<hr width=60% noshade size=1 align=left>1999 Hyundai Sonata GL V6
H7 Blue Eurolite
GLS Chrome Grill
Custom Intake/Header/Exhaust
55 shot Nitrous Express
--no longer with me--
1997 Hyundai Tiburon
Was a brave soul when combating the evil forces.