Originally Posted by Sticman
In changing my panel filter I came across what looked like a second filter that was facing into the air intake. It is held in place by 4 small rubber grommets and 2 plastic rivets. It appears to come off if you remove the rivets. Has anyone else removed this part. I don't plan to just curious as to what other people have done when replacing their filter.
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I asked Perrin on their live help, they suggested to leave it.