Originally Posted by lcurle
alot of cold air intakes have two holes on the intake. One for the PCV connection, one for the IAT sensor. Most newer cars have their IAT sensor near the cylinders, so the IAT hole on the intake is unused, but left open and unplugged, that is what may be causing your noise. It also has to do with how far down your pedal goes and your TPS brings in a certain amount of air which makes a whistling sound.
thanks for the info , im gonna attempt to plug up that hole becuase that rubbing noise is driving me nutts !
.. i really dont mind that whistling sound (sounds sort of kool ) matter a fact . thanks again