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Mazda 3 Catalytic Converters
This page brings together catalytic converters for the Mazda 3, spanning model years 2004–2024. The range includes direct-fit, universal, manifold, and OE replacement styles to suit a variety of configurations. Pick your Mazda 3's year above to narrow the list to catalytic converters with confirmed fitment. Every part shown is checked against our vehicle data.
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Walker Exhaust CalCat CARB Compliant Direct Fit Catalytic Converter with Integrated Exhaust Manifold
Vehicle Specific
from $390
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Magnaflow 51205 Universal Catalytic Converter Inlet/Outlet OEM Grade EPA Compliant - 2.25
Part: 51205
Vehicle Specific
$194.00
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AP Exhaust Federal EPA Catalytic Converter Direct Fit Integrated Manifold
Vehicle Specific
from $211
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Magnaflow 418004 Universal Catalytic Converter 2.00 Inch Inlet/Outlet
Part: 418004
Vehicle Specific
$438.00
2 left at this price
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Magnaflow 451206 Universal Catalytic Converter Inlet/Outlet - 2.50in
Part: 451206
Vehicle Specific
$423.00
1 left at this price
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What's here for your Mazda 3
- Direct-fit catalytic converters designed for straightforward installation
- Universal catalytic converters adaptable to a range of applications
- Manifold catalytic converters that integrate closely with the exhaust manifold
- OE replacement catalytic converters built to match original equipment specifications
The widest selection here comes from Magnaflow, Catco, AP Exhaust, and Walker Exhaust. Other categories Mazda 3 owners shop for: Mazda 3 Springs and Suspension Parts, Mazda 3 Shocks and Struts and Mazda 3 Brake Rotors and Drums, or browse all Mazda 3 parts and accessories.