Go-Parts
Cart 0
Your cart is empty
Add an item to see it appear here.

Mazda 3 Catalytic Converter Replacement

1
SELECT Year
  1. ✓ In Stock 2019-2025 Mazda 3 Catalytic Converter - Front (EPA Re-Certified OEM)

    2019-2025 Mazda 3 Catalytic Converter - Front (EPA Re-Certified OEM)

    Partslink #: 335.MZ1A24

    This catalytic converter is a recertified OEM part. It is for vehicles with the 2.5L engine.

    Condition: Excellent (A)
    Mileage: 11,300 miles

    after $125 core refund
    Sale price: $1,041.95
    $916.95 View part →
  2. ✓ In Stock 2004-2009 Mazda 3 Catalytic Converter (Walker Exhaust)

    2004-2009 Mazda 3 Catalytic Converter (Walker Exhaust)

    Partslink #: 93253

    with Federal Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation

    $139.83 View part →
  3. ✓ In Stock 2010-2012 Mazda 3 Catalytic Converter - Rear (Eastern Catalytic)

    2010-2012 Mazda 3 Catalytic Converter - Rear (Eastern Catalytic)

    Partslink #: 70317

    Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)

    $140.03 View part →
  4. ✓ In Stock 2010-2013 Mazda 3 Catalytic Converter -  or Rear (Walker Exhaust)

    2010-2013 Mazda 3 Catalytic Converter - or Rear (Walker Exhaust)

    Partslink #: 93252

    with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation

    $140.54 View part →
  5. ✓ In Stock 2010-2011 Mazda 3 Catalytic Converter - Front (Eastern Catalytic)

    2010-2011 Mazda 3 Catalytic Converter - Front (Eastern Catalytic)

    Partslink #: 92214

    Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)

    $190.88 View part →
  6. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    Partslink #: 99206HM

    Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required

    $194.00 View part →
  7. ✓ In Stock 2004-2006 Mazda 3 Catalytic Converter -  or Rear (MagnaFlow Performance Exhaust)

    2004-2006 Mazda 3 Catalytic Converter - or Rear (MagnaFlow Performance Exhaust)

    Partslink #: 99206HM

    Cutting and Welding Required

    $194.00 View part →
  8. ✓ In Stock 2014-2017 Mazda 3 Catalytic Converter -  or Rear (AP Exhaust)

    2014-2017 Mazda 3 Catalytic Converter - or Rear (AP Exhaust)

    Partslink #: 644039

    Direct Fit; Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. OE is a Welded Assemly, 78302 Pipe Required to Complete Installation Federal and California Emissions

    $204.26 View part →
  9. ✓ In Stock 2010-2013 Mazda 3 Catalytic Converter - Rear (AP Exhaust)

    2010-2013 Mazda 3 Catalytic Converter - Rear (AP Exhaust)

    Partslink #: 642038

    Direct Fit; Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. (Use with Aftermarket Pipe 58553) OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced. Federal and California Emissions

    $204.77 View part →
  10. ✓ In Stock 2014-2016 Mazda 3 Catalytic Converter - Rear (Eastern Catalytic)

    2014-2016 Mazda 3 Catalytic Converter - Rear (Eastern Catalytic)

    Partslink #: 41318

    Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)

    $206.66 View part →
  11. ✓ In Stock 2004-2006 Mazda 3 Catalytic Converter -  or Rear (MagnaFlow Performance Exhaust)

    2004-2006 Mazda 3 Catalytic Converter - or Rear (MagnaFlow Performance Exhaust)

    Partslink #: 51206

    Cutting and Welding Required

    $211.00 View part →
  12. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter -  or Rear (Magnaflow)

    2004-2013 Mazda 3 Catalytic Converter - or Rear (Magnaflow)

    Partslink #: 51206

    Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required

    $211.00 View part →
  13. ✓ In Stock 2010-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    2010-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    Partslink #: 51205

    Cutting and Welding Required

    $211.00 View part →
  14. ✓ In Stock 2014-2018 Mazda 3 Catalytic Converter (Magnaflow)

    2014-2018 Mazda 3 Catalytic Converter (Magnaflow)

    Partslink #: 51205

    Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required

    $211.00 View part →
  15. ✓ In Stock 2007-2009 Mazda 3 Catalytic Converter -  or Rear (MagnaFlow Performance Exhaust)

    2007-2009 Mazda 3 Catalytic Converter - or Rear (MagnaFlow Performance Exhaust)

    Partslink #: 51204

    Cutting and Welding Required

    $211.00 View part →
  16. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    Partslink #: 24178

    Not legal for sale or installation in California, Colorado or New York.

    $257.00 View part →
  17. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    2004-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    Partslink #: 24178
    $257.00 View part →
  18. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    Partslink #: 49145

    Not legal for sale or installation in California, Colorado or New York.

    $270.00 View part →
  19. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    2004-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    Partslink #: 49145
    $270.00 View part →
  20. ✓ In Stock 2010-2013 Mazda 3 Catalytic Converter - Rear (Magnaflow)

    2010-2013 Mazda 3 Catalytic Converter - Rear (Magnaflow)

    Partslink #: 557405

    CARB Executive Order D-193-133 Engine Family Number (EFN) ATKXV02.35BA Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $385.00 View part →
  21. ✓ In Stock 2010-2013 Mazda 3 Catalytic Converter - Rear (MagnaFlow Performance Exhaust)

    2010-2013 Mazda 3 Catalytic Converter - Rear (MagnaFlow Performance Exhaust)

    Partslink #: 557405

    CARB Executive Order D-193-133 Engine Family Number (EFN) ATKXV02.35BA Cutting and Welding Required

    $385.00 View part →
  22. ✓ In Stock 2014-2016 Mazda 3 Undercar Catalytic Converter - Rear (EPA Re-Certified OEM)

    2014-2016 Mazda 3 Undercar Catalytic Converter - Rear (EPA Re-Certified OEM)

    Partslink #: 335-62264

    This catalytic converter has been recertified. It is for vehicles with the 2.0L engine.

    Condition: Excellent (A)
    Mileage: 97,100 miles

    after $250 core refund
    Sale price: $635.95
    $385.95 View part →
  23. ✓ In Stock 2012-2013 Mazda 3 Catalytic Converter - Rear (AP Exhaust)

    2012-2013 Mazda 3 Catalytic Converter - Rear (AP Exhaust)

    Partslink #: 772574

    772 Series Engine Family Number (EFN) CTKXV02.05BB CARB Executive Order D-798-9 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2 in Inlet ID; 2 in Outlet ID; w/O2 Cone Short Small Oval Body ALL

    $440.35 View part →
  24. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    Partslink #: 5571206

    CARB Executive Order D-193-175 Engine Family Number (EFN) 4TKXV02.3CJ1 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $446.00 View part →
  25. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    2004-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    Partslink #: 5571206

    CARB Executive Order D-193-137 Engine Family Number (EFN) 4TKXV02.3CJ1 Cutting and Welding Required

    $446.00 View part →
  26. ✓ In Stock 2007-2013 Mazda 3 Catalytic Converter - Rear (Magnaflow)

    2007-2013 Mazda 3 Catalytic Converter - Rear (Magnaflow)

    Partslink #: 51550

    Not legal for sale or installation in California, Colorado or New York.

    $565.00 View part →
  27. ✓ In Stock 2007-2013 Mazda 3 Catalytic Converter - Rear (MagnaFlow Performance Exhaust)

    2007-2013 Mazda 3 Catalytic Converter - Rear (MagnaFlow Performance Exhaust)

    Partslink #: 51550
    $565.00 View part →
  28. ✓ In Stock 2014-2016 Mazda 3 Catalytic Converter - Front (Davico Converters)

    2014-2016 Mazda 3 Catalytic Converter - Front (Davico Converters)

    Partslink #: 17486

    Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems Manifold Converter Japan Built

    $601.23 View part →
  29. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    2004-2013 Mazda 3 Catalytic Converter (Magnaflow)

    Partslink #: 5571145

    CARB Executive Order D-193-175 Engine Family Number (EFN) 4TKXV02.3CJ1 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $653.00 View part →
  30. ✓ In Stock 2004-2005 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    2004-2005 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    Partslink #: 5571145

    CARB Executive Order D-193-137 Engine Family Number (EFN) 4TKXV02.3CJ1

    $653.00 View part →
  31. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter -  or Rear (MagnaFlow Performance Exhaust)

    2004-2013 Mazda 3 Catalytic Converter - or Rear (MagnaFlow Performance Exhaust)

    Partslink #: 5671406

    CARB Executive Order D-193-155 Engine Family Number (EFN) 6TKXV02.3NG1 Cutting and Welding Required Original Equipment (OE) Specifications

    $734.31 View part →
  32. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter -  or Rear (MagnaFlow Performance Exhaust)

    2004-2013 Mazda 3 Catalytic Converter - or Rear (MagnaFlow Performance Exhaust)

    Partslink #: 5671606

    CARB Executive Order D-193-155 Engine Family Number (EFN) 7TKXV02.3NG1 Cutting and Welding Required

    $734.31 View part →
  33. ✓ In Stock 2014-2015 Mazda 3 Catalytic Converter - Rear (MagnaFlow Performance Exhaust)

    2014-2015 Mazda 3 Catalytic Converter - Rear (MagnaFlow Performance Exhaust)

    Partslink #: 5671605

    CARB Executive Order D-193-155 Engine Family Number (EFN) ETKXV02.5NC2 Cutting and Welding Required

    $734.31 View part →
  34. ✓ In Stock 2017-2018 Mazda 3 Manifold Catalytic Converter (EPA Re-Certified OEM)

    2017-2018 Mazda 3 Manifold Catalytic Converter (EPA Re-Certified OEM)

    Partslink #: 335-65729

    This is a recertified OEM catalytic converter for vehicles with the 2.5L engine.

    Condition: Excellent (A)
    Mileage: 78,800 miles

    after $125 core refund
    Sale price: $862.95
    $737.95 View part →
  35. ✓ In Stock 2014-2018 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    2014-2018 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    Partslink #: 21-326
    $783.00 View part →
  36. ✓ In Stock 2014-2018 Mazda 3 Catalytic Converter (Magnaflow)

    2014-2018 Mazda 3 Catalytic Converter (Magnaflow)

    Partslink #: 21-326

    Not legal for sale or installation in California, Colorado or New York.

    $783.00 View part →
  37. ✓ In Stock 2007-2013 Mazda 3 Catalytic Converter - Front (MagnaFlow Performance Exhaust)

    2007-2013 Mazda 3 Catalytic Converter - Front (MagnaFlow Performance Exhaust)

    Partslink #: 51545
    $800.00 View part →
  38. ✓ In Stock 2007-2013 Mazda 3 Catalytic Converter - Front (Magnaflow)

    2007-2013 Mazda 3 Catalytic Converter - Front (Magnaflow)

    Partslink #: 51545

    Not legal for sale or installation in California, Colorado or New York.

    $800.00 View part →
  39. ✓ In Stock 2012-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    2012-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    Partslink #: 5571146

    CARB Executive Order D-193-137 Engine Family Number (EFN) CTKXV02.05BB

    $819.00 View part →
  40. ✓ In Stock 2012-2013 Mazda 3 Catalytic Converter (Magnaflow)

    2012-2013 Mazda 3 Catalytic Converter (Magnaflow)

    Partslink #: 5571146

    CARB Executive Order D-193-175 Engine Family Number (EFN) CTKXV02.05BB Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $819.00 View part →
  41. ✓ In Stock 2004-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    2004-2013 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    Partslink #: 5671145

    CARB Executive Order D-193-155 CARB Executive Order D-193-152 Engine Family Number (EFN) 4TKXV02.0FJ1

    $875.39 View part →
  42. ✓ In Stock 2021-2025 Mazda 3 Integrated Exhaust Manifold Catalytic Converter - Front (EPA Re-Certified OEM)

    2021-2025 Mazda 3 Integrated Exhaust Manifold Catalytic Converter - Front (EPA Re-Certified OEM)

    Partslink #: 335-65819

    This catalytic converter was recertified by the original equipment manufacturer. It is for vehicles with the 2.5L engine.

    Condition: Excellent (A)
    Mileage: 6,500 miles

    after $125 core refund
    Sale price: $1,041.95
    $916.95 View part →
  43. ✓ In Stock 2014-2015 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    2014-2015 Mazda 3 Catalytic Converter (MagnaFlow Performance Exhaust)

    Partslink #: 5671326

    CARB Executive Order D-193-155 Engine Family Number (EFN) ETKXV02.5NC2

    $1,138.75 View part →
  44. ✓ In Stock 2007-2009 Mazda 3 Catalytic Converter - Rear (MagnaFlow Performance Exhaust)

    2007-2009 Mazda 3 Catalytic Converter - Rear (MagnaFlow Performance Exhaust)

    Partslink #: 5671550

    CARB Executive Order D-193-155 Engine Family Number (EFN) 7TKXV02.3NG1

    $1,142.62 View part →
  45. ✓ In Stock 2010-2013 Mazda 3 Catalytic Converter - Front (Magnaflow)

    2010-2013 Mazda 3 Catalytic Converter - Front (Magnaflow)

    Partslink #: 551545

    CARB Executive Order D-193-133 Engine Family Number (EFN) ATKXV02.35BA Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $1,213.00 View part →
  46. ✓ In Stock 2010-2013 Mazda 3 Catalytic Converter - Front (MagnaFlow Performance Exhaust)

    2010-2013 Mazda 3 Catalytic Converter - Front (MagnaFlow Performance Exhaust)

    Partslink #: 551545

    CARB Executive Order D-193-133 Engine Family Number (EFN) ATKXV02.35BA

    $1,213.00 View part →

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

Racing Partner Videos

Catalytic Converter Compatibility for Mazda 3

Browse our selection of quality catalytic converter parts designed specifically for your Mazda 3. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

100th Anniversary Edition · 2.0 · 2.5 Carbon Turbo · 2.5 S · 2.5 Turbo · 2.5 Turbo Premium Plus · Base · Carbon Edition · G · GS · GS-SKY · GT · GX · Grand Touring · I Sport · I Touring · Mazdaspeed · Preferred · Premium · S · SE · SP23 · Select · Select Sport · Signature · Sport · Sport GS · Sport GT · Sport GX · Touring · i · i Grand Touring · i SV · s Grand Touring · s Touring

Body Types

Hatchback · Sedan

Engine Options

L4 2.0L · L4 2.3L · L4 2.5L

Transmissions

Automatic · Manual

Added to cart · Part