Keep your Mazda 3's exhaust flowing and treated with the AP Exhaust Catalytic Converter 642038, a rear direct-fit converter that installs in the factory location for the 2010-2013 Mazda 3 [L4-2.0L], 2010-2012 Mazda 3 [L4-2.5L], and 2012 Mazda 3 Sport [L4-2.5L]. It houses a ceramic substrate that catalyzes hydrocarbons, carbon monoxide, and nitrogen oxides in the exhaust stream to help meet Federal/EPA emissions requirements when the original converter is worn out, damaged, or restricted.
This is a Federal/EPA converter — it is not CARB certified, so it is not intended for sale or use on vehicles registered in California or other CARB states. Confirm the correct emissions standard for your vehicle before ordering. Made in the United States.
Interchange: L5202055XB
This part cross-references / interchanges with the following part numbers:
What does this catalytic converter fit?
It is a direct-fit replacement for the 2010-2013 Mazda 3 [L4-2.0L], 2010-2012 Mazda 3 [L4-2.5L], and 2012 Mazda 3 Sport [L4-2.5L]. Check the Buyer's Guide tab to confirm your exact vehicle.
Is this converter legal in California?
No. It is a Federal/EPA converter and is not CARB certified, so it is not intended for sale or use on vehicles registered in California or other states requiring CARB-compliant converters.
What is it made of?
It uses a 409 stainless steel shell and neck with a ceramic substrate featuring Aristo Clean by Design catalyst technology.
Does it include installation hardware?
Outlet hardware and an inlet gasket are included; an outlet gasket is not required. Inlet hardware is not included, so consult your service information for the correct fasteners.
How does a catalytic converter work?
Its catalyst-coated substrate promotes chemical reactions that convert hydrocarbons, carbon monoxide, and nitrogen oxides in the exhaust into less harmful gases.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
