Adversely.
TEMiller

Melvin Mudgett-Price wrote:

>Thanks everyone for the replies. I put a new muffler on yesterday and
>the old one had a ceramic honeycomb material in it. I thought this was a
>part of the muffler that had broken down.
>
>After reading the posts about getting a new cat I researched them and
>found they contain a honeycombed ceramic element. I gas this had broken
>down and worked its way into the muffler so it looks like a new cat will
>be the answer.
>
>Anyone know how this was affecting performance?
>
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