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The Best Catalytic Converters

Updated July 21, 2019

To help you find the perfect catalytic converter, we continuously put forth the effort to update and expand our list of recommendable catalytic converters. Our team collects, edits and publishes new information, in order to present it to you in an accurate, significant and neatly arranged way.

Our Picks

Runner-ups: 9 Best Catalytic Converter Alternatives

Evan Fischer EvanFischer REPG960301 Silver Powder-Coated Converter image
Most Reviewed

EvanFischer REPG960301 Silver Powder-Coated Converter

  • Dimensions: 50.5 in overall length Inlet Type: Dual (3-bolt spinne...
  • Design: Front Y-Pipe assembly allowing for a direct fit Easy Install
  • Assembled with epa approved catalyst for longer life
Roadstar Roadstar Converter image

Roadstar Converter

  • Fitment: Fit for 2006-2011 Subaru Impreza 2.5i Premium,2.5i,Outback S...
  • OE Number: 13671911,Part Number: reps960315
  • Bolt design: Dual (3-bolt welded flange) Inlet (3-bolt welded flan...
MOSTPLUS MOSTPLUS Front Exhaust Manifold Converter image

MOSTPLUS Front Exhaust Manifold Converter

  • Fitment: for Nissan Altima 2.5l 2002 2003 2004 2005 2006; 2002-2005...
  • Oem Part Number: 40810 641169 1195 nis2527 nis2534 674-659 674-659 ...
  • Package Includes: 1pcs catalytic converter
Pacesetter Pacesetter 324094 Direct Fit Converter image

Pacesetter 324094 Direct Fit Converter

  • Lower cost direct fit alternative for oem
  • Stainless steel construction
  • Mounts for heat shields (where applicable)
MagnaFlow Exhaust Products MagnaFlow 99356HM Universal Converter image

MagnaFlow 99356HM Universal Converter

  • Stainless steel construction
  • Federal emissions compliant design
  • Formulated for gas and diesel applications
Walker Walker 16387 Direct Fit Converter image

Walker 16387 Direct Fit Converter

  • Designed for use on obdii (1996 and newer) vehicles
  • Flange to flange direct fit design bolts to existing exhaust
  • High precious metal load and high technology washcoat for premium p...
AUTOSAVER88 AUTOSAVER88 Front Converter image

AUTOSAVER88 Front Converter

  • Autosaver88 direct-fit high flow catalytic converter is designed to ...
  • Features heavy-duty stainless steel outer shell construction for maxi...
  • The standard OE specification flanges are designed for easy installa...
Roadstar Exhaust Manifold Converter image

Exhaust Manifold Converter

  • Fit for 2001-2005 Honda Civic 1.7l L4 Engine (Please check below d...
  • Part Numbers: 673-608 & 674-608; OE Numbers: 18160-plm-a00 18160-...
  • Direct replacement exact-fit kit replaces the vehicle's factory insta...
Evan Fischer Evan Fischer Converter image

Evan Fischer Converter

  • A high quality Direct Fit OE Replacement Catalytic Converter from E...
  • Downstream Oxygen Sensor Port Location 1 Sensor Port
  • 50 in overall length
* Last update of prices was on 2019-07-21 08:59:59 via PA API. Prices or conditions may have changed in the meantime.

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Buying Guide for Catalytic Converters

MagnaFlow 93419 Direct Fit Converter

Top Rated Catalytic Converters

If you're looking into finding the best rated catalytic converter, you should probable check out the MagnaFlow 93419 Direct Fit Converter. We looked at various sources of reviews and found this one to have the best mix between review count and average rating stars.

2.5" Inlet/Outlet Converters

Lowest Price

Often, going for the best price is a simple but good option. With a price of $90.99 (last checked on July 21, 2019), we do not list any other catalytic converters cheaper than the 2.5" Inlet/Outlet Converters. Just remember that it's not always the best option to go for the cheapest one.

EvanFischer REPG960301 Silver Powder-Coated Converter

The Catalytic Converter with the Most Reviews

With at least 84 reviews and counting, the EvanFischer REPG960301 Silver Powder-Coated Converter might be another option to consider. This large amount of reviews signalizes that many people are using it, with most of them beeing satisfied.

High Class

It's quite rare that the saying "You get what you pay for" turns out incorrect. If you have the money on the sideline, feel free to choose the most expensive item from our list: The MagnaFlow 93419 Direct Fit Converter currently sells for $416.84.

Most Clicked Catalytic Converter

If you trust us and our users, feel free to check out the MagnaFlow 93419 Direct Fit Converter. Our statistics say that it is the most favorite Catalytic Converter from the list above.

MagnaFlow 99356HM Universal Converter


If you're still undecided, I would recommend that you go with the masses and choose the top selling catalytic converter: The MagnaFlow 99356HM Universal Converter for currently View on Amazon (last checked on July 21, 2019).

That's it for now, please remember that this list is updated on a regular basis.

Catalytic Converter Reviews

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Further Reading on Catalytic Converters

New: our editorial list of additional articles. We decided to gather informartion all around the internet and present you a list of helpful, external links to interesting reads about Catalytic Converters reviews, pros & cons and similar products.
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Do Your Own Research

Do you want to know more about catalytic converters? Check out the links below to gain knowledge about the whole topic of catalytic converter products.

Wikipedia Article for Catalytic Converters

Automotive three-way catalysts (TWCs) have represented over the last 25 years one of the most successful stories in the development of catalysts. The aim of this paper is to illustrate the technology for abatement of exhaust emissions by analysing the current understanding …

Catalysts have been widely used to lower the emissions of carbon monoxide (CO) and hydrocarbons (HC) in the exhaust of automobiles in the United States since the introduction of 1975 models in the fall of 1974. These catalysts, contained in so-called catalytic …

In 1995 we celebrated the 20th year for which catalysts were widely used for the abatement of unburned hydrocarbons (HC), carbon monoxide (CO) and oxides of nitrogen (NO x ) from the internal combustion engine. At the inception the automobile manufacturers believed that catalysts …

Catalytic Converters Related Video: Catalytic Converters from Evan Fischer

GaragePros take a look at Catalytic Converters from Evan Fischer. Paul TapieĀ“ reviews these quality replacement parts that give new life to an older vehicle ...

Disclaimer: This video was not made by us, but we found it interesting enough to embed it here.


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