Cataclean is basically a simple fuel additive. You’re likely not going to have problems after using Cataclean.
Using Cataclean can lower your total hydrocarbon emissions by up to 50 percent Reduces carbon build-up in catalytic converter, oxygen sensors, fuel
Cataclean 120007 Complete Engine, Fuel and Exhaust System Cleaner, 473 Milliliter (Packaging May Vary)
Cataclean Gasoline Engines Fuel and Exhaust System Cleaner 16 Oz. 120007
Cataclean 120007 Complete Engine, Fuel and Exhaust System Cleaner
9 Symptoms of a Clogged Catalytic Converter and How to Clean It Effectively
Got this error code, used cataclean which worked for a month but now it's back. Should I try it again? Or am I up for a new catalytic converter? : r/Cartalk
Cataclean
CATACLEAN - 120019 - CATACLEAN - The Original Science - 2-Pack
Problems after using Cataclean — common issues
Mr Gasket 120018CAT Cataclean Fuel & Exhaust System Cleaner
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Cataclean Gasoline Engines Fuel & Exhaust System Cleaner Twin Pack 16 Oz #120019