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Emissions advice

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Old 01-12-2013, 02:25 AM
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Geldfalle 944
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Default Emissions advice

I went down this road about 2 1/2 years ago and my fix was a special Rogue tuning chip from Josh and a 50/50 premium/E85 mix to shuffle my 944 past the emissions scrutineers. Now it is time to get it to pass naturally. I am looking to replace the cat, been looking at the 944online cat and the rock auto version which look very similar. Anyone have any experience with these?
Old 01-12-2013, 08:24 PM
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No one?
Old 01-12-2013, 09:03 PM
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dillon410021
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stock exhaust on the car?
I have a 3" turbo-back exhaust. I bought one of those 3" SFR cats and blew it out in a week. I ended up buying a $70 universal one from carquest I believe and had it welded on. passed right away.
Old 01-12-2013, 10:40 PM
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Yes, car is completely stock.
Old 01-12-2013, 10:44 PM
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Geldfalle 944
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Here is the rock auto option:
http://www.rockauto.com/catalog/more...154&cc=1263631
Old 01-15-2013, 11:31 PM
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Geldfalle 944
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Guess I will just buy this one and see what happens.
Old 01-15-2013, 11:40 PM
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Brad - just put the biggest cat in you can find.
Let me know if we need to do something with it. The car should pass without too much issue (my 944NA passed twice, easily).
Old 01-17-2013, 05:55 PM
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I will keep this updated. I do love having her back on the road!
Old 01-17-2013, 10:07 PM
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New cat will make it pass, but may not fix the problem. New oem plugs, change oil. For all my 'P' cars I also add a can of 'guaranteed to pass'.



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