>I had the cat replaced with a factory one and it was about $400 but it really
>ran nice after that. I did check a JC Whitney catalog and found a cat for
>$80 but my mechanic told me it wouldn't work well and he wouldn't put a cheap
>one on. So, the neighbor girl is getting full advantage of my offering to
>the Audi gods and the car run fine today with over 240,000 miles on it.
What I heard from a Mercedes mechanic on that list was that the JC Whitney
stuff was fine, and flowed a bit more freely than stock. Apparently there
are very few manufacturers of these items, so a lot of them come from the
Your mechanic's opinion may be at least a bit biased since he would get no
margin on a JC Whitney part. In addition, if he wasn't familiar with it,
he would be expected to be leery of it.
San Jose, California
'87 560 SL