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Catalytic Converter Concerns

Catalytic Converters (CATs) are a key component in controlling vehicle emissions, and periodically may need replacement. Confirming the correct and legal aftermarket CAT application for your vehicle can at times be difficult. 

Most questions and concerns regarding aftermarket Catalytic Converters can be clarified by using the helpful California Air Resources Board (CARB) links below:

CARB FAQs - Aftermarket Catalytic Converters

CARB Aftermarket Catalytic Converter Database

CARB Complete List of Aftermarket Catalytic Converters EOs

Pre-OBD II EO Catalytic Converter Listing

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