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Thread: Cheap potential P0420 P0430 Catalyic Converter Efficiency Fix

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01-18-2020, 03:19 PM

2003-4x4runner 2003-4x4runner is offline

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2003-4x4runner 2003-4x4runner is offline

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Join Date: Dec 2007

Location: San Jose, CA

Posts: 723

Real Name: Mike

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Thanks for the info!

I already replaced one CAT 3 years ago (PO430) and now im wondering if it was the just the gasket? I also got a PO420 a couple times in the past 3 months so I will have to check/replace the gasket before I buy another California CAT.

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