flapper

I have looked through the air filter box in a vain effort to locate the flapper door. Where is this thing!!!!!!!!! 2011 3.8 sedan Nothing looks like the item in the flapper sticky. TIA

I thought I would start a new thread because we were getting a little off topic in the Dead Pedal issue. To summarize my last post, I tried to prove, using math, that the the demands of the engine were greater than what the under-hood induction system (UHIS) could provide.Hence, the need for a...

Thanks to these forums, I learned about the flapper in the air box. I removed it and will see what difference it makes tomorrow. I know it will not increase performance at WOT, but am hoping for better throttle response at part throttle. For those that have done this mod do you think it has...