[Lindmax]

Hi guys, i think someone (previous owner) did remove the exup wires from my bike.
I have experienced some low range lazyness with it but never got into it. Should the flap in exhaust be closed when bike's not running?

This is a pic from my idle bikes exhaust, is it wrong?

http://imageshack.us/photo/my-images/196/20111013202351.jpg/