You may already know this, but if you don't here is a little tips:

It is not difficult to put that filter in place. The trick is make sure you it clips onto the filter hole (front and back have clips), otherwise, the filter will not be air tight and it will make rattling noises.

 

[QUOTE=elmmx5,May 16 2005, 08:33 AM] What's the reasoning for replacing these things?

 

We all should do our bit to clean the environment Change your filter and drive top down with the fan at full blast

 

Francis,

I think my lungs have been doing the filtering thing for a very long time now.

I wonder what color they are.