Best Catalytic Converter to Buy in 2022

Sometimes it might be quite difficult to find the best catalytic converter. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this catalytic converter buying guide.

Our Best Picks:

10 Best Catalytic Converter Reviews:

Bestseller No. 1
AutoShack EMCC774893 Catalytic Converter Direct Fit Replacement for 2011-2017 Hyundai Accent 2012-2017 Veloster 2012-2016 Kia Soul 2012-2017 Rio 2013-2014 Dodge Attitude 1.6L FWD (EPA Compliant)
  • Direct fit for installation onto existing exhaust system. Hardware included. 100% new
  • EPA Compliant. OE / Interchanges: 674-891
  • Made from premium quality materials to meet OEM specifications
  • This product is not legal for sale or use in California, Colorado, New York and Maine due to state emissions regulations
  • Replacement for 2011-2017 Hyundai Accent 2012-2017 Veloster 2012-2016 Kia Soul 2012-2017 Rio 2013-2014 Dodge Attitude. Please use Amazon's vehicle fitment tool (located at the top of the listing on desktop, below the images on mobile) to confirm that the part is correct for your vehicle application
Bestseller No. 2
2" Catalytic Converter Universal 2 Inch Inlet/Outlet Cat Converter with Heat Shield and O2 Port
  • 【Fitment】2 Inch universal catalytic converter: Standard 2" ID inlet/outlet, 13" overall length. Universal fit for vehicles with similar size OD exhaust. Please make sure this catalytic converter fits your vehicle.
  • 【Attention】 This catalytic converter does not ship to California, Colorado, New York and Maine, please check your state's aftermarket converter regulations.
  • 【Premium Quality】Made of high quality stainless steel. Highly heat, rust and corrosion resistant for longer life without fear of bending or melting, even under extreme conditions.
  • 【Easy Installation】Our 2" universal catalytic converter matches the original car and easily installs to the existing exhaust system. May require cutting and/or welding, professional installation is highly recommended.
  • 【Warranty】The 2 Inch universal catalytic converter from KASSEN comes with 2 years warranty. If any questions, please contact us immediately.
Bestseller No. 3
MOSTPLUS Manifold Catalytic Converter w/Gasket Left 42113 674-120 & Right 42114 674-121 Compatible with 11-18 Dodge Journey Grand Caravan Chrysler Ram VW
  • Fitment: Compatible with 2011-2014 Chrysler 200 3.6L,Compatible with 2011-2016 Chrysler Town & Country 3.6L,Compatible with 2011-2014 Dodge Avenger 3.6L,Compatible with 2011-2016 Dodge Grand Caravan 3.6L,Compatible with 2011-2018 Dodge Journey 3.6L,Compatible with 2012-2014 Ram Cargo Van 3.6L,Compatible with 2011-2014 VW Routan 3.6L
  • OEM Part Number: 674-120 16779 641383 20442 42113 & 674-121 16780 641384 20443 42114(Please check your car information before purchase.)
  • Package Includes: 2 x Set Catalytic Converter (as pictures show)
  • Non-CARB Compliant
  • Placement on Vehicle: Front Left & Right
Bestseller No. 4
AUTOSAVER88 Catalytic Converter Compatible with 2002-2006 CRV 2.4L Direct-Fit (EPA Compliant)
  • ATTENTION: This item doesn't ship to California and Colorado, please confirm before purchase.
  • VEHICLE FITMENT: Compatible with 2002 2003 2004 2005 2006 CR-V 2.4L, please check the product description page below for details.
  • DIRECT FIT DESIGN: Adopted the advanced laser-cutting tech, the flange is designed to meet standard OE specifications without extra modification, and all installation holes are firmly and exactly fixed with attached gaskets and hardware.
  • HIGHER EFFICIENCY & QUALITY: Internal ceramic substrates contain ample metal catalysts and offer a larger surface area to fully react; Adopts heavy-duty T409 stainless steel shell that highly resists heat, rust, and corrosion for longer service life, no worry about bending or melting.
  • EPA CERTIFIED: EPA Federal Standard Certificated, all AUTOSAVER88's catalytic converters are stamped with an exclusive EPA number on the shell. AUTOSAVER88 offers a 5-year or 50,000 miles limited warranty, for any manufacturer defect.(NOTE: Professional installation would be highly recommended)
SaleBestseller No. 5
AutoShack EM65478 Catalytic Converter Exhaust Pipe Direct Fit Replacement for Buick Rainier Chevrolet Trailblazer GMC Envoy 2002-2004 Oldsmobile Bravada 2005 Saab 9-7x 4.2L (EPA Compliant)
  • Direct fit for installation onto existing exhaust system. Hardware included. 100% new
  • EPA Compliant. OE / Interchange: 55476, 9171
  • Made from premium quality materials to meet OEM specifications
  • This product is not legal for sale or use in California, Colorado, New York and Maine due to state emissions regulations
  • Replacement for 2004 2005 Rainier 2002-2005 Chevrolet Trailblazer GMC Envoy 2002-2004 Bravada 2005 Saab 9-7x 4.2L. Please use Amazon's vehicle fitment tool (located at the top of the listing on desktop, below the images on mobile) to confirm that the part is correct for your vehicle application
SaleBestseller No. 6
MAYASAF 2" Inlet/Outlet Universal Catalytic Converter, with O2 Port & Heat Shield (EPA Compliant)
  • 【Vehicle Fitment】Standard 2 inches inside diameter inlet /outlet, 13 inches overall length. Universal fit for vehicles with similar size outer diameter exhaust pipe. Please make sure this item fits your vehicle.
  • 【DURABLE】Made from Features HD-Stainless steel, high flow design to provide more oxygen to your engine, fully tested under the extreme conditions for service life.
  • 【Easy Installation】Matched with the original vehicle, installed easily to existing exhaust system. May require cutting and/or welding, professional installation is highly recommended.
  • 【EPA CERTIFIED but Non-compliant with CARB】Backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. But the listed product has not been registered with CARB nor received an EO number. It is prohibited from sale in states which have adopted California's vehicle emission standards, such as California. Consult your state’s aftermarket converter regulations.
  • 【Worry-free Aftermarket】Well-packaged and Free shipping, kindly contact us first if you have any problems, let's make it right!
Bestseller No. 7
3" Universal Inlet/Outlet Catalytic Converter 410300 w/o O2 Port, Stainless Steel Shell, OBDII Compliant (EPA Compliant)
  • 【Features】The ceramic hollow liner is coated with CeO2 rare earth stabilizer metal, and the ratio reaches the standard. After comprehensive testing under extreme conditions, the heat resistance is greatly improved, and the service life is fully extended.
  • 【EPA Standard】This three-way catalytic converter complies with EPA standard and OBD2 standard, and can solve the P0420 code thrown by the engine. This catalytic converter can repair faults and noise, and can purify car exhaust.
  • 【Quality】The catalytic converter is manufactured by an ISO certified manufacturer, the exterior of the product is high-quality stainless steel tube body is not easy to rust, and the ceramic carrier completely fills the interior of the metal shell, the high temperature resistant ceramic carrier greatly increases the flow rate and surface area, thereby improving the catalytic efficiency. Provides excellent clean air performance and restores vehicle quietness.
  • 【Easy to Install】Perfect match with the original car, can be easily installed to the existing exhaust system, some cars require cutting and welding, professional installation is highly recommended.
  • 【Warranty】The catalytic converter is guaranteed for 2 years or 50000 kilometers! If you have any difficulties and needs, you can contact us at any time. We will get back to you within 24 hours. happy to serve you.
Bestseller No. 8
2.5" Catalytic Converter Universal 2.5 Inch Inlet/Outlet Cat Converter with Heat Shield and O2 Port
  • 【Fitment】2.5 Inch universal catalytic converter: Standard 2.5" ID inlet/outlet. Universal fit for vehicles with similar size OD exhaust. Please make sure this catalytic converter fits your vehicle.
  • 【Attention】 This catalytic converter does not ship to California, Colorado, New York and Maine, please check your state's aftermarket converter regulations.
  • 【Premium Quality】Made of high quality stainless steel. Highly heat, rust and corrosion resistant for longer life without fear of bending or melting, even under extreme conditions.
  • 【Easy Installation】Our 2.5" universal catalytic converter matches the original car and easily installs to the existing exhaust system. May require cutting and/or welding, professional installation is highly recommended.
  • 【Warranty】The 2.5 Inch universal catalytic converter from KASSEN comes with 2 years warranty. If any questions, please contact us immediately.
Bestseller No. 9
MOSTPLUS Manifold Catalytic Converter w/Gasket 674311 16689 Compatible with 2011-2016 Subaru Forester Legacy Outback Impreza
  • Fitment: Compatible with 2011-2016 Subaru Forester H4 2.5L, Compatible with 2012-2016 Subaru Impreza H4 2.0L, Compatible with 2013-2014 Subaru Legacy H4 2.5L, Compatible with 2013-2014 Subaru Outback H4 2.5L, Compatible with 2013-2015 Subaru XV Crosstrek H4 2.0L
  • OEM Part Number: 674311 16689 641559 41209 44620AD160 (Please check your car information before purchase.)
  • Package Includes: 1 x Catalytic Converter (as pictures show)
  • Non-CARB Compliant
  • Placement on Vehicle: Front
SaleBestseller No. 10
AutoShack EMCC774856 Front Catalytic Converter Direct Fit Replacement for 2013-2018 Buick Encore 2013-2019 Chevrolet Trax 2011-2016 Cruze 2012-2018 Sonic 2016 Cruze Limited 1.4L (EPA Compliant)
  • Direct fit for installation onto existing exhaust system. Hardware included. 100% new
  • EPA Compliant. OE / Interchange: 13265369, 55578984, 674854, 674-854, 16659, 5281
  • Made from premium quality materials to meet OEM specifications
  • This product is not legal for sale or use in California, Colorado, New York and Maine due to state emissions regulations
  • Replacement for 2013-2018 Encore 2013-2019 Chevrolet Trax 2011-2016 Cruze 2012-2018 Sonic 2016 Cruze Limited 1.4L. Please use Amazon's vehicle fitment tool (located at the top of the listing on desktop, below the images on mobile) to confirm that the part is correct for your vehicle application

Last update on 2022-08-19 / Affiliate links / Images from Amazon Product Advertising API

How to find the best catalytic converter?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best catalytic converter for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good catalytic converter recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the catalytic converter need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for catalytic converter to find what you’re looking for:

Brand

In some cases, the brand of catalytic converter is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.

Features

The features in any given catalytic converter are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.

Reviews

Customer reviews about catalytic converter are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.

Quality

Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare catalytic converter quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.

Warranty

Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.

Conclusion

The quest to find the best catalytic converter can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.