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What cat recommended?

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Old Nov 14, 2005 | 11:17 AM
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Default What cat recommended?

Proabably going to change passenger side cat convertor out on 01' ws6. What is a good one that is recommened?
Is it bad to put in one aftermarket cat and leave other one stock?
Is there a write up on how to change cat out?

Thanks

Doug
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Old Nov 14, 2005 | 03:42 PM
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I would go with the Magnaflow Carsound Cat. Get them on ebay for cheap.
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Old Nov 14, 2005 | 04:11 PM
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P0430 code? Could also be a bad rear 02/leak on that side. Just to be sure you're aware, stock cats are covered for 8 yrs/80K under the federal emissions warranty.
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Old Nov 14, 2005 | 05:38 PM
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The only aftermarket cat that I've ever liked was Random Tech.

Like said above, first see if you can get it covered under warranty.
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Old Nov 14, 2005 | 06:22 PM
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Magnaflow/carsound cats. Cats are warrantied, but good luck with the dealership on that one. It is probably a bad O2 sensor anyway & not the cat.
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Old Nov 17, 2005 | 06:06 AM
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The dealer said they check it with a computer, and so far say its not a clogged cat as they can see. Another shop swicthed the O2 sensors around to check them. I just want to stop my car from jerking. Any write ups on how to take off and install, and do i really need to do both sides if one cat is bad?

Thanks
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