Best Replacement Catalytic Converters

Looking for the best replacement catalytic converters? We’ve researched and compiled a list of top options to make your choice easy and stress-free.

Replacing a catalytic converter can feel overwhelming, but it doesn’t have to be. We’ve done the research to bring you the best options for your vehicle.

Whether you’re looking for a direct-fit, universal, or high-flow converter, we’ve got you covered. Our guide makes it easy to find the perfect match for your car’s needs.

List of Top 10 Replacement Catalytic Converters

Image Title Best For Price
A-Premium Front Catalytic Converter W/Gasket Kit Direct-Fit Compatible with Chevy & GMC Models - Captiva Sport 2012-2015, Equinox 2010-2017, Terrain 2010-2017 - L4 2.4L - E.P.A. Compliant A-Premium Front Catalytic Converter W/Gasket Kit Direct-Fit Compatible with Chevy & GMC Models – Captiva Sport 2012-2015, Equinox 2010-2017, Terrain 2010-2017 – L4 2.4L – E.P.A. Compliant

This A-Premium Front Catalytic Converter is perfect for Chevy and GMC owners who need a reliable, EPA-compliant replacement. It fits Captiva Sport, Equinox, and Terrain models with L4 2.4L engines, offering peace of mind with a one-year guarantee.

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MOCW 2.5 Inch Inlet Outlet Catalytic Converter Universal High Flow Front Catalytic Converter Direct Replacement with O2 Port (EPA Compliant), Stainless Steel, 2 Pcs MOCW 2.5 Inch Inlet Outlet Catalytic Converter Universal High Flow Front Catalytic Converter Direct Replacement with O2 Port (EPA Compliant), Stainless Steel, 2 Pcs

This universal catalytic converter is perfect for DIY mechanics and auto enthusiasts who need a reliable, EPA-compliant replacement for their vehicle’s exhaust system. If your car isn’t registered in states with stricter emissions laws, this high-flow converter offers a cost-effective solution for improved performance and longevity.

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FOMIUZY 2 Inch 2 FOMIUZY 2 Inch 2″ Inlet/Outlet Catalytic Converter Universal High Flow Front Cat Convertor Direct-Fit with O2 Port & Heat Shield

This catalytic converter is perfect for car owners who need a reliable, direct-fit replacement to fix engine issues like the P0420 code or a stolen cat. It’s ideal for those seeking high quality, long-lasting performance, and peace of mind with a lifetime warranty.

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Walker CalCat CARB 84719 Universal Catalytic Converter for Chevrolet Silverado 1500 Walker CalCat CARB 84719 Universal Catalytic Converter for Chevrolet Silverado 1500

This Walker CalCat CARB 84719 Universal Catalytic Converter is perfect for Chevrolet Silverado 1500 owners who need a reliable, CARB-compliant solution. It’s ideal for those in states like CA, CO, or NY where strict emissions rules apply.

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Koomaha 54735 Catalytic Converter Replacement for 2007-2017 Chrysler 200 Jeep Patriot Compass Dodge Journey Caliber Avenger 2.4L (EPA Compliant) Koomaha 54735 Catalytic Converter Replacement for 2007-2017 Chrysler 200 Jeep Patriot Compass Dodge Journey Caliber Avenger 2.4L (EPA Compliant)

This catalytic converter is perfect for owners of 2007-2017 Chrysler, Jeep, or Dodge vehicles with a 2.4L engine. It’s a great fit if your car needs a replacement and you’re not in California, New York, Colorado, or Maine.

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KAC 2pcs Front Rear High Flow Catalytic Converter for 2011-2020 Grand Caravan, 2011-2016 Town & Country, 2011-2019 Journey, 2011-2014 200/Avenger/Routan, 2012-2015 C/V 3.6L, 16779 16780(EPA Compliant) KAC 2pcs Front Rear High Flow Catalytic Converter for 2011-2020 Grand Caravan, 2011-2016 Town & Country, 2011-2019 Journey, 2011-2014 200/Avenger/Routan, 2012-2015 C/V 3.6L, 16779 16780(EPA Compliant)

This catalytic converter kit is perfect for owners of 2011-2020 Grand Caravan, 2011-2016 Town & Country, 2011-2019 Journey, 2011-2014 200/Avenger/Routan, and 2012-2015 C/V 3.6L vehicles. It’s EPA-compliant and direct-fit, making it easy to install and reliable.

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Dylannet 2.5 Dylannet 2.5″ Inlet/Outlet Automobile Weld-on Catalytic Converter, Universal High Flow Front Cat Convertor Direct-Fit with Heat Shield and O2 Port Catalytic Convert (EPA Compliant) (2.5″ 2PCS)

This catalytic converter is perfect for car owners who want to fix engine problems and reduce harmful emissions. It’s ideal for those with increased fuel use, shaky engines, or failing emissions tests.

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ASOPARTS 2.5 ASOPARTS 2.5″ Universal Catalytic Converter, 2.5″ Inlet/Outle Cat Converter with Heat Shield and O2 Port

This catalytic converter is perfect for anyone with a vehicle that has a 2.5-inch exhaust pipe and needs a reliable replacement. It’s easy to install and built to last, making it ideal for fixing engine issues or replacing a stolen part.

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MagnaFlow Catalytic Converter 51356: 2.5 MagnaFlow Catalytic Converter 51356: 2.5″/2.5″ Inlet/Outlet, OEM Grade, Universal Fit (Federal/EPA Compliant)

The MagnaFlow Catalytic Converter 51356 is perfect for car owners who want a reliable, EPA-compliant solution for their vehicle’s emissions. Its compact design and durable materials make it ideal for tight spaces and long-lasting performance.

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PHILTOP Left and Right Catalytic Converter Replacement For 2013-2019 Explorer/Taurus/Flex 3.5/3.7L, 2015-2018 Edge 3.5/3.7L, 2013-2016 MKZ/MKS 3.7L Replace 19517, 19516, 16728, 16721 (EPA Compliant) PHILTOP Left and Right Catalytic Converter Replacement For 2013-2019 Explorer/Taurus/Flex 3.5/3.7L, 2015-2018 Edge 3.5/3.7L, 2013-2016 MKZ/MKS 3.7L Replace 19517, 19516, 16728, 16721 (EPA Compliant)

This catalytic converter replacement is perfect for car owners who need a reliable, EPA-compliant solution. It’s ideal for 2013-2019 Explorer, Taurus, Flex, and more, offering easy installation and long-lasting performance.

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Detailed Reviews

Discover the top 10 replacement catalytic converters in this guide, carefully selected based on expert reviews and customer feedback. Each product is evaluated for performance, durability, and value, ensuring you find the perfect fit for your vehicle. Whether you prioritize EPA compliance, easy installation, or long-term reliability, this guide has you covered. Read on to make an informed choice and upgrade your vehicle with confidence.

1. A-Premium Front Catalytic Converter W/Gasket Kit Direct-Fit Compatible with Chevy & GMC Models – Captiva Sport 2012-2015, Equinox 2010-2017, Terrain 2010-2017 – L4 2.4L – E.P.A. Compliant

A-Premium Front Catalytic Converter W/Gasket Kit Direct-Fit Compatible with Chevy & GMC Models - Captiva Sport 2012-2015, Equinox 2010-2017, Terrain 2010-2017 - L4 2.4L - E.P.A. Compliant

The A-Premium Front Catalytic Converter is a direct-fit replacement for specific Chevy and GMC models. It works with Captiva Sport, Equinox, and Terrain vehicles, all with L4 2.4L engines. This kit includes a gasket and mounting hardware for easy installation.

It is E.P.A. compliant, meeting federal emissions standards. The stainless steel body ensures durability. Inlet and outlet flanges are welded for a secure fit.

A-Premium provides a one-year unlimited-mileage guarantee. This meticulously crafted converter offers peace of mind on the road. Buy with confidence and trust in A-Premium’s quality.

Pros Cons
  • Direct-fit for Chevy & GMC models, no hassle installation.
  • E.P.A. compliant, meets federal emissions standards.
  • Stainless steel body, durable and long-lasting.
  • One-year guarantee, drive with confidence.
  • Not for certain states.
  • Check emissions before buying.

Perfect For:

This A-Premium Front Catalytic Converter is perfect for Chevy and GMC owners who need a reliable, EPA-compliant replacement. It fits Captiva Sport, Equinox, and Terrain models with L4 2.4L engines, offering peace of mind with a one-year guarantee.

Ready to Purchase?

2. MOCW 2.5 Inch Inlet Outlet Catalytic Converter Universal High Flow Front Catalytic Converter Direct Replacement with O2 Port (EPA Compliant), Stainless Steel, 2 Pcs

MOCW 2.5 Inch Inlet Outlet Catalytic Converter Universal High Flow Front Catalytic Converter Direct Replacement with O2 Port (EPA Compliant), Stainless Steel, 2 Pcs

Upgrade your ride with our universal catalytic converter. It’s built for high flow and EPA compliance. Get reliable performance for your vehicle.

Crafted from durable stainless steel, this converter offers long-lasting service. It comes with a 5-year or 50,000-mile warranty.

Installation is straightforward, designed for a direct replacement. Ensure it fits your vehicle’s 2.5-inch inlet and outlet before buying.

Pros Cons
  • EPA-compliant, ensuring legal use in most states.
  • Durable stainless steel for long-lasting performance.
  • Direct replacement with easy installation options.
  • High flow design boosts engine efficiency.
  • Not legal in some states, check before buying.
  • May need cutting/welding for installation, not plug-and-play.
  • Professional help recommended, adds extra cost.

Perfect For:

This universal catalytic converter is perfect for DIY mechanics and auto enthusiasts who need a reliable, EPA-compliant replacement for their vehicle’s exhaust system. If your car isn’t registered in states with stricter emissions laws, this high-flow converter offers a cost-effective solution for improved performance and longevity.

Ready to Purchase?

3. FOMIUZY 2 Inch 2″ Inlet/Outlet Catalytic Converter Universal High Flow Front Cat Convertor Direct-Fit with O2 Port & Heat Shield

FOMIUZY 2 Inch 2

Upgrade your ride with the FOMIUZY Catalytic Converter! It’s a direct replacement for a smooth drive. Get back on the road with confidence.
This high-quality converter is built to last, featuring a rust-resistant stainless steel body. Its design boosts power and saves fuel.
With a 2-inch inlet and outlet, it’s a universal fit for many vehicles. Plus, it comes with a lifetime warranty for your peace of mind.

Pros Cons
  • Easy direct replacement for P0420 codes.
  • High-quality stainless steel resists rust.
  • Boosts power and fuel economy.
  • Lifetime warranty for peace of mind.
  • Not for California, Colorado, New York, Maine.
  • May trigger P0420 code in larger engines.
  • Welding required for some installations.

Perfect For:

This catalytic converter is perfect for car owners who need a reliable, direct-fit replacement to fix engine issues like the P0420 code or a stolen cat. It’s ideal for those seeking high quality, long-lasting performance, and peace of mind with a lifetime warranty.

Ready to Purchase?

4. Walker CalCat CARB 84719 Universal Catalytic Converter for Chevrolet Silverado 1500

Walker CalCat CARB 84719 Universal Catalytic Converter for Chevrolet Silverado 1500

The Walker CalCat CARB 84719 Universal Catalytic Converter is designed for the Chevrolet Silverado 1500. It meets CARB standards, making it legal in states like California, Colorado, and New York.

This converter uses advanced washcoat technology for better performance. It ensures consistent emissions compliance with its precise coating process. The stainless-steel body and heat shields make it durable and long-lasting.

Its customizable design allows for easy fitment. It may require specialized fabrication or welding for installation. This converter is a reliable and flexible solution for your vehicle.

Pros Cons
  • CARB-compliant for California and other strict states.
  • Superior performance with advanced washcoat technology.
  • Durable stainless-steel body for long-lasting use.
  • Customizable fit for easy installation on your vehicle.
  • May need special skills or welding for installation.
  • Not a direct fitcustomization is required.
  • Higher cost than non-CARB converters.

Perfect For:

This Walker CalCat CARB 84719 Universal Catalytic Converter is perfect for Chevrolet Silverado 1500 owners who need a reliable, CARB-compliant solution. It’s ideal for those in states like CA, CO, or NY where strict emissions rules apply.

Ready to Purchase?

5. Koomaha 54735 Catalytic Converter Replacement for 2007-2017 Chrysler 200 Jeep Patriot Compass Dodge Journey Caliber Avenger 2.4L (EPA Compliant)

Koomaha 54735 Catalytic Converter Replacement for 2007-2017 Chrysler 200 Jeep Patriot Compass Dodge Journey Caliber Avenger 2.4L (EPA Compliant)

Give your 2007-2017 Chrysler 200, Jeep Patriot, Compass, Dodge Journey, or Caliber a new lease on life with the Koomaha 54735 Catalytic Converter. This EPA-compliant replacement part is designed to get your vehicle running smoothly again.

Ensure your Jeep Patriot, Compass, Dodge Journey, Avenger, Caliber, Chrysler 200, or Sebring with a 2.4L engine is back on the road. This converter is built for direct fitment, making the replacement process straightforward.

It’s EPA compliant. It’s easy to install. It will help your car run better.

Pros Cons
  • Fits multiple models, ensuring wide compatibility for your vehicle.
  • EPA compliant, meeting federal emissions standards for cleaner driving.
  • Precise dimensions for easy installation and perfect fit.
  • Durable design for long-lasting performance and reliability.
  • Not legal in California, New York, Colorado, Maine.
  • Doesn’t work with rear-wheel drive vehicles.
  • Check fit before buying to avoid returns.

Perfect For:

This catalytic converter is perfect for owners of 2007-2017 Chrysler, Jeep, or Dodge vehicles with a 2.4L engine. It’s a great fit if your car needs a replacement and you’re not in California, New York, Colorado, or Maine.

Ready to Purchase?

6. KAC 2pcs Front Rear High Flow Catalytic Converter for 2011-2020 Grand Caravan, 2011-2016 Town & Country, 2011-2019 Journey, 2011-2014 200/Avenger/Routan, 2012-2015 C/V 3.6L, 16779 16780(EPA Compliant)

KAC 2pcs Front Rear High Flow Catalytic Converter for 2011-2020 Grand Caravan, 2011-2016 Town & Country, 2011-2019 Journey, 2011-2014 200/Avenger/Routan, 2012-2015 C/V 3.6L, 16779 16780(EPA Compliant)

Revitalize your ride with this high-flow catalytic converter kit! It’s designed to fit a range of Chrysler and Dodge vehicles, including the Grand Caravan, Town & Country, and Journey. Get your engine breathing easy again.

This OE-quality converter is built to match your car’s original specs, replacing old parts with direct-fit stainless steel. It works by turning harmful exhaust gases into harmless ones, keeping your air cleaner.

Keep your car running smoothly. Regular checks are important. Avoid bad fuel.

Pros Cons
  • Fits multiple vehicles with 3.6L engines, ensuring wide compatibility.
  • OE-quality design matches factory fit, form, and function perfectly.
  • Converts harmful gases into harmless substances, keeping emissions clean.
  • EPA-compliant and meets OBD3 standards for reliable performance.
  • Not for sale in California, Colorado, New York, Maine.
  • Regular maintenance needed to keep it working properly.
  • Avoid low-quality fuel to prevent damage.

Perfect For:

This catalytic converter kit is perfect for owners of 2011-2020 Grand Caravan, 2011-2016 Town & Country, 2011-2019 Journey, 2011-2014 200/Avenger/Routan, and 2012-2015 C/V 3.6L vehicles. It’s EPA-compliant and direct-fit, making it easy to install and reliable.

Ready to Purchase?

7. Dylannet 2.5″ Inlet/Outlet Automobile Weld-on Catalytic Converter, Universal High Flow Front Cat Convertor Direct-Fit with Heat Shield and O2 Port Catalytic Convert (EPA Compliant) (2.5″ 2PCS)

Dylannet 2.5

The Dylannet Catalytic Converter is a universal, high-flow solution for your car’s exhaust system. It comes in a 2-piece set with a 2.5-inch inlet and outlet. This product is EPA compliant and includes a heat shield and O2 port.

Made from high-quality stainless steel, it’s built to last long and handle tough conditions. The internal design boosts engine oxygen, improving exhaust speed and saving power.

Coated with precious metals like palladium and platinum, it cleans exhaust gases effectively. Not for sale in California, Colorado, New York, or Maine due to state regulations.

Pros Cons
  • Boosts engine power and saves fuel with high flow design.
  • Durable stainless steel build ensures long-lasting performance.
  • Reduces harmful emissions, keeping your car EPA compliant.
  • Easy installation with universal fit and O2 port included.
  • Not for California, New York, or Colorado.
  • May not fit all exhaust systems.

Perfect For:

This catalytic converter is perfect for car owners who want to fix engine problems and reduce harmful emissions. It’s ideal for those with increased fuel use, shaky engines, or failing emissions tests.

Ready to Purchase?

8. ASOPARTS 2.5″ Universal Catalytic Converter, 2.5″ Inlet/Outle Cat Converter with Heat Shield and O2 Port

ASOPARTS 2.5

The ASOPARTS 2.5″ Universal Catalytic Converter is a direct replacement for your vehicle. It fits 2.5-inch exhaust pipes and comes with a heat shield and O2 port. Check your car’s size before buying.

It fixes P0420 codes and reduces noise. The stainless steel housing resists heat, rust, and corrosion. It’s built to last under tough conditions.

Installation is easy, but professional help is recommended. ASOPARTS offers a one-year guarantee. Buy with confidence and trust the quality.

Pros Cons
  • Fits most cars with 2.5-inch exhaust pipes.
  • Fixes engine codes and reduces noise.
  • Stainless steel for long-lasting durability.
  • Easy to install, ready to use.
  • One-year guarantee for peace of mind.
  • Not a direct fit for all vehicles, check before buying.
  • Professional installation is highly recommended, not DIY-friendly.
  • One-year warranty may not cover long-term use concerns.

Perfect For:

This catalytic converter is perfect for anyone with a vehicle that has a 2.5-inch exhaust pipe and needs a reliable replacement. It’s easy to install and built to last, making it ideal for fixing engine issues or replacing a stolen part.

Ready to Purchase?

9. MagnaFlow Catalytic Converter 51356: 2.5″/2.5″ Inlet/Outlet, OEM Grade, Universal Fit (Federal/EPA Compliant)

MagnaFlow Catalytic Converter 51356: 2.5

Upgrade your vehicle with the MagnaFlow Catalytic Converter 51356. It’s EPA-compliant for your peace of mind. This converter offers lasting quality.

Experience maximum efficiency with its expertly formulated catalyst blend. This ensures optimal emissions control.

Built with high-strength stainless steel, it resists corrosion for a long service life. Its compact design makes installation a breeze.

Pros Cons
  • EPA compliant for your peace of mind.
  • Maximizes efficiency for better emissions control.
  • Lasts longer with strong stainless steel.
  • Easy to install even in tight spots.
  • Durable welds for a secure fit.
  • Welding required for installation, adding extra work and skill.
  • Universal fit may not suit all vehicles perfectly.
  • Compact design limits placement options in some setups.

Perfect For:

The MagnaFlow Catalytic Converter 51356 is perfect for car owners who want a reliable, EPA-compliant solution for their vehicle’s emissions. Its compact design and durable materials make it ideal for tight spaces and long-lasting performance.

Ready to Purchase?

10. PHILTOP Left and Right Catalytic Converter Replacement For 2013-2019 Explorer/Taurus/Flex 3.5/3.7L, 2015-2018 Edge 3.5/3.7L, 2013-2016 MKZ/MKS 3.7L Replace 19517, 19516, 16728, 16721 (EPA Compliant)

PHILTOP Left and Right Catalytic Converter Replacement For 2013-2019 Explorer/Taurus/Flex 3.5/3.7L, 2015-2018 Edge 3.5/3.7L, 2013-2016 MKZ/MKS 3.7L Replace 19517, 19516, 16728, 16721 (EPA Compliant)

Upgrade your vehicle’s performance with the PHILTOP Left and Right Catalytic Converter Replacement. It’s EPA-compliant and fits popular models like the Explorer, Taurus, and Edge. Enjoy effortless installation with its bolt-on design.

This catalytic converter boosts efficiency and power without sacrificing flow rate. Its stainless steel shell ensures maximum durability and a longer lifespan.

Save time and money with this direct-fit replacement. It comes with all necessary accessories for a smooth installation. Perfect for most states, except California, Maine, and New York.

Pros Cons
  • Effortless installation with bolt-on connections and flange-to-flange design.
  • High flow performance boosts efficiency and vehicle power.
  • Durable stainless steel shell ensures long-lasting service life.
  • EPA compliant for use in most states (except CA, ME, NY).
  • Not for all states. Cannot be used in California, Maine, and New York.
  • Specific models only. Fits certain Explorer, Taurus, Flex, Edge, MKZ, and MKS models.

Perfect For:

This catalytic converter replacement is perfect for car owners who need a reliable, EPA-compliant solution. It’s ideal for 2013-2019 Explorer, Taurus, Flex, and more, offering easy installation and long-lasting performance.

Ready to Purchase?

Buying Guide

Replacing a catalytic converter is easy with the right guide. We’ve done the research to help you find the best options for your vehicle. Let’s get started!

Factors to Consider When Buying a Replacement Catalytic Converter:

  • Vehicle Compatibility:
    Make sure the converter fits your car’s make, model, and engine size. Check the inlet/outlet size and mounting style for a perfect match.

  • Type of Converter:
    Choose between direct-fit, universal, or high-flow converters. Direct-fit is easy to install, while universal may need customization.

  • Emissions Compliance:
    Look for EPA-compliant or CARB-compliant converters to meet legal standards. This ensures your vehicle passes inspections.

  • Material Quality:
    Opt for stainless steel converters for durability and rust resistance. They last longer and handle tough conditions better.

  • Warranty:
    Check for warranties like one-year, five-year, or lifetime coverage. This gives you peace of mind and protects your investment.

  • Installation Ease:
    Some converters come with gaskets and hardware for easy installation. Others may need professional help or welding.

  • Performance Benefits:
    High-flow converters can boost power and improve fuel efficiency. Consider your needs for better performance.

  • Price and Value:
    Compare prices and features to find the best value. A higher price often means better quality and longer lifespan.

With these factors in mind, you’re ready to choose the perfect catalytic converter for your vehicle. Drive with confidence!