320i catalytic converters
Moderator: martauto
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nick5060
- E30 Zone Newbie

- Posts: 7
- Joined: Thu Apr 07, 2005 11:00 pm
- Location: Republic of Ireland
I have a 1990 (E30 -M20 engine) 320i Cabrio. Its a german import LHD model. Does anyone know where I can buy a new catalytic converter (2 piece exhaust system!) at a responsible price? If not could I fit an whole new exhaust without a cat (there is an oxygen sensor in the downpipe)? Would it need to be a 2 piece or 3 piece? Could I fit a exhaust system from a 325i, is it the same fitting as the 320i? Please help.thanks.
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kam-325i
- E30 Zone Team Member

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- Joined: Tue Sep 27, 2005 11:00 pm
- Location: TELFORD !!!! (Shropshire) Stevetigger Land !!!
You can run it with out the cat.....
Pete don't care about colour, He would shag a rainbow if he could find the end of it....


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nick5060
- E30 Zone Newbie

- Posts: 7
- Joined: Thu Apr 07, 2005 11:00 pm
- Location: Republic of Ireland
Yes OK. But is the exhaust manifold on the 320i (M20) the same as the 325i and would I need a 2 or 3 piece system? What about the oxygen sensor?
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kombikat
- E30 Zone Newbie

- Posts: 53
- Joined: Thu Jan 20, 2005 11:00 pm
My ex German 320i is a two piece system (which I think was usual) so I expect that you'll only need the front section.
However there is one complication: I bet your exhaust manifold is in 2 sections rather than the usual 1 so you'll have to make sure you get the right version of front section.
Hope that helps.
However there is one complication: I bet your exhaust manifold is in 2 sections rather than the usual 1 so you'll have to make sure you get the right version of front section.
Hope that helps.
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nick5060
- E30 Zone Newbie

- Posts: 7
- Joined: Thu Apr 07, 2005 11:00 pm
- Location: Republic of Ireland
Thats right there is 2 exhaust manifolds. Is it the same system as the 325i?
