2007 Mazda 3 Catalytic Converters

Enhance and Protect Your 2007 Mazda 3 with Quality Catalytic Converters

Maintaining the performance of your 2007 Mazda 3 starts with choosing the right parts, and high-quality Catalytic Converters help ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Catalytic Converters specifically for the 2007 Mazda 3, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Catalytic Converters for Every Budget

Finding affordable, quality Catalytic Converters is easy at Advance Auto Parts. With prices starting as low as $179.99 and an average price of $370.71, you can choose one that fits your budget while delivering the quality you expect. Our Catalytic Converters are competitively priced, ranging from $179.99 to $1,035.00, so you get value without compromising on strength or reliability.

Explore Related Parts for a Complete Solution

To further enhance your 2007 Mazda 3, don’t miss our related parts categories, including Catalytic Converter Gaskets. These additions will round out your repair or upgrade project and ensure your vehicle is ready for any adventure.
Please Select your Vehicle to See Exact Fit Parts

Catalytic Converters for Your 2007 Mazda 3

Walker – Ultra EPA Universal Catalytic Converter – 2.5" Inlet (ID) 2.5" Outlet (ID) (Part No.93253)

Ultra EPA Universal Catalytic Converter - 2.5" Inlet (ID) 2.5" Outlet (ID)

from

$197.99
Product Features:
  • EPA COMPLIANT – For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES – OE-style high-technology wash coat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • DURABLE – Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION – Customizable design features expandable bushings for easy fitment and may require specialized fabrication and welding for installation
  • OE-STYLE DESIGN – Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
  • BUY WITH CONFIDENCE – Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 50,000-mile/80,000-kilometer structural integrity limited warranty. Visit Walkerexhaust.com for details.
See More

Walker – Ultra EPA Direct-Fit Catalytic Converter – 2.125" Outlet (OD) (Part No.16326)

Ultra EPA Direct-Fit Catalytic Converter - 2.125" Outlet (OD)

from

$359.99
Product Features:
  • EPA COMPLIANT – For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
  • DIRECT-FIT DESIGN – Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn’t require specialized fabrication and welding
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES – OE-style high-technology wash coat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • STRONG AND DURABLE – Features thick OE-style flanges, hangers and brackets for strength and durability
  • OE-STYLE DESIGN – Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
  • BUY WITH CONFIDENCE – Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 50,000-mile/80,000-kilometer structural integrity limited warranty. Visit Walkerexhaust.com for details.
See More

MagnaFlow – Universal OEM Grade Federal / EPA Compliant Catalytic Converter (Part No.51206)

Universal OEM Grade Federal / EPA Compliant Catalytic Converter

from

$194.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51206. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.

Product Features:
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • Durable 308 stainless steel MIG welds
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
See More

MagnaFlow – Universal HM Grade Federal / EPA Compliant Catalytic Converter (Part No.99206HM)

Universal HM Grade Federal / EPA Compliant Catalytic Converter

from

$179.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99206HM. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.

Product Features:
  • Compact, lightweight construction enables installation in confined areas, welding is required
  • Compact, lightweight construction enables installation in confined areas, welding is required
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • Durable 308 stainless steel MIG welds
See More

Walker – CalCat CARB Direct Fit Catalytic Converter (Part No.84353)

CalCat CARB Direct Fit Catalytic Converter

from

$1035.00
Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Direct-Fit Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles and delivers a precise OE-style fit.

Product Features:
  • CARB COMPLIANT : For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
  • DIRECT-FIT DESIGN : Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn’t require specialized fabrication or welding
  • SUPERIOR TECHNOLOGY : Optimal high technology wash coat formulated to deliver superior performance (as compared to EPA-compliant converters)
  • CONSISTENT PERFORMANCE : Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
  • STRONG AND DURABLE : Features thick OE-style flanges, hangers and brackets for strength and stainless-steel body with aluminized pipe and heat shields for durability
  • BUY WITH CONFIDENCE : Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty
See More

Walker – Ultra EPA Direct-Fit Catalytic Converter with Integrated Exhaust Manifold (Part No.16566)

Ultra EPA Direct-Fit Catalytic Converter with Integrated Exhaust Manifold

from

$906.99
Product Features:
  • EPA COMPLIANT – For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
  • DIRECT-FIT DESIGN – Bolt-off, bolt-on OE-style converter with integrated manifold assemblies that attach directly to engine cylinder head and match all downstream connections
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES – OE-style high-technology wash coat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • STRONG AND DURABLE – Features thick OE-style flanges and manifolds for strength and durability
  • OE-STYLE DESIGN – Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
  • BUY WITH CONFIDENCE – Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 50,000-mile/80,000-kilometer structural integrity limited warranty. Visit Walkerexhaust.com for details.
See More

MagnaFlow – Direct-Fit California Grade CARB Compliant Catalytic Converter (Part No.5671145)

Direct-Fit California Grade CARB Compliant Catalytic Converter

from

$752.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 5671145. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. MagnaFlow 5671145 includes (1) Flange Gasket. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Durable 308 stainless steel MIG welds
See More

MagnaFlow – Universal California Grade CARB Compliant Catalytic Converter (Part No.5671606)

Universal California Grade CARB Compliant Catalytic Converter

from

$476.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 5671606. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Product Features:
  • Compact, lightweight construction enables installation in confined areas, welding is required
  • Durable 308 stainless steel MIG welds
  • Compact, lightweight construction enables installation in confined areas, welding is required
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
See More

MagnaFlow – Direct-Fit OEM Grade Federal / EPA Compliant Catalytic Converter (Part No.49145)

Direct-Fit OEM Grade Federal / EPA Compliant Catalytic Converter

from

$248.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49145. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. MagnaFlow 49145 includes (1) Flange Gasket and interchanges with OE parts L326-20-55XD, L326-20-55XE, L326-20-55XF, L326-20-55XG, L326-20-55XJ, L326-20-55XK, L327-20-55XD, L327-20-55XE, L327-20-55XF, L327-20-55XG, L327-20-55XJ, L327-20-55XK, L328-20-55XC, L328-20-55XD, L328-20-55XE, L328-20-55XF, L328-20-55XG, L328-20-55XJ, L328-20-55XK, L329-20-55XC, L329-20-55XD, L329-20-55XE, L329-20-55XF, L329-20-55XG, L329-20-55XJ, L329-20-55XK, L351-20-55XA, L351-20-55XH, L352-20-55XA, L352-20-55XH, L353-20-55XA, L353-20-55XB, L353-20-55XC, L353-20-55XD, L353-20-55XE, L353-20-55XG, L353-20-55XH, L354-20-55XA, L354-20-55XB, L354-20-55XC, L354-20-55XD, L354-20-55XE, L354-20-55XG, L354-20-55XH, L3C2-20-55X, L3C2-20-55XA, L3C2-20-55XC, L3C2-20-55XD, L3G6-20-55X, L3G6-20-55XB, L3G6-20-55XC, L3G8-20-55X, L3G8-20-55XB, L3G8-20-55XC, L3H1-20-55X, L3H1-20-55XB, L3H1-20-55XC, L512-20-55X, L512-20-55XA, L520-20-55X. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

Product Features:
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Durable 308 stainless steel MIG welds
See More

MagnaFlow – Direct-Fit HM Grade Federal / EPA Compliant Catalytic Converter (Part No.24178)

Direct-Fit HM Grade Federal / EPA Compliant Catalytic Converter

from

$236.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 24178. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. MagnaFlow 24178 includes (1) Flange Gasket and interchanges with OE parts L326-20-55XD, L326-20-55XE, L326-20-55XF, L326-20-55XG, L326-20-55XJ, L326-20-55XK, L327-20-55XD, L327-20-55XE, L327-20-55XF, L327-20-55XG, L327-20-55XJ, L327-20-55XK, L328-20-55XC, L328-20-55XD, L328-20-55XE, L328-20-55XF, L328-20-55XG, L328-20-55XJ, L328-20-55XK, L329-20-55XC, L329-20-55XD, L329-20-55XE, L329-20-55XF, L329-20-55XG, L329-20-55XJ, L329-20-55XK, L351-20-55XA, L351-20-55XH, L352-20-55XA, L352-20-55XH, L353-20-55XA, L353-20-55XB, L353-20-55XC, L353-20-55XD, L353-20-55XE, L353-20-55XG, L353-20-55XH, L354-20-55XA, L354-20-55XB, L354-20-55XC, L354-20-55XD, L354-20-55XE, L354-20-55XG, L354-20-55XH, L3C2-20-55X, L3C2-20-55XA, L3C2-20-55XC, L3C2-20-55XD, LF13-20-55XC, LF13-20-55XD, LF13-20-55XE, LF13-20-55XF, LF13-20-55XG, LF13-20-55XH, LF13-20-55XK, LF14-20-55XB, LF14-20-55XC, LF14-20-55XD, LF14-20-55XE, LF14-20-55XF, LF14-20-55XG, LF14-20-55XH, LF14-20-55XJ, LF14-20-55XL, LF14-20-55XM, LF62-20-55X, LF62-20-55XA, LF62-20-55XC, LF62-20-55XD. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.

Product Features:
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Durable 308 stainless steel MIG welds
See More

Walker – CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID) (Part No.84205)

CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID)

from

$206.99
Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:
  • CARB COMPLIANT : For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
  • SUPERIOR TECHNOLOGY : Optimal high technology wash coat formulated to deliver superior performance (as compared to EPA-compliant converters)
  • CONSISTENT PERFORMANCE : Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
  • DURABLE : Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION : Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • BUY WITH CONFIDENCE : Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty
See More

FAQs for 2007 Mazda 3 Catalytic Converters

Which Catalytic Converters are the top sellers for the 2007 Mazda 3?

Out of 11 Catalytic Converters that fit 2007 Mazda 3s, the following parts are the top sellers:
Universal OEM Grade Federal / EPA Compliant Catalytic Converter
from $194.99
This product is not rated
Universal OEM Grade Federal / EPA Compliant Catalytic Converter
Catalytic Converters
Universal HM Grade Federal / EPA Compliant Catalytic Converter
from $179.99
This product is not rated
Universal HM Grade Federal / EPA Compliant Catalytic Converter
Catalytic Converters

How can I make sure that a part will be compatible with my 2007 Mazda 3?

Our Mazda 3 aftermarket and OEM parts are designed specifically for the 2007 model. You can always find your specific fitment and compatibility for your 2007 Mazda on an individual product page.

What is the price range for 2007 Mazda 3 Catalytic Converters?

The range of prices of Catalytic Converters for the 2007 Mazda 3 goes from $179.99 up to $1,035.00 for the most premium parts.

What is the average price of 2007 Mazda 3 Catalytic Converters?

2007 Mazda 3 Catalytic Converters average $370.71 for our selection of OEM and aftermarket parts.

Does Advance Auto Parts sell Catalytic Converters for other Mazda 3 model years?

Yes, we currently stock Catalytic Converters for 11 model years of Mazda 3s, from 2004 to 2016. Model years 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, and 2008 are the most popular for Catalytic Converters purchases.

Can I get help with 2007 Mazda 3 Catalytic Converters orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Mazda Catalytic Converters and more.

What is your return policy for Mazda 3 Catalytic Converters?

Advance Auto Parts keeps returns simple. For new Mazda 3 Catalytic Converters and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.