Last Updated on February 14, 2023
When it comes to choosing the best aftermarket catalytic converter, there are many factors to consider. With so many products on the market, it can be hard to know which ones are worth your money. That’s why we’ve done the legwork for you and compiled a list of the top products on the market, based on reviews from experts and everyday users. We’ll be considering a range of factors, including price, performance, and features, to help you make the best decision for your needs.
There are so many aftermarket catalytic converter brands on the market like MAYASAF, Evan Fischer, Walker, Garage-Pro, it can be tough to know which one will be the best. No worries, we’ve got you covered.
MAYASAF 2.25″ Inlet/Outlet Universal Catalyti
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- 【Vehicle Fitment】Standard 2.25 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!
MAYASAF Catalytic Converter Fit for Toyota Pr
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- 【Vehicle Fitment】for Toyota Prius 1.5L L4 2004 2005 2006 2007 2008 2009.. 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.
- 【Direct Replacement】Matched with the original vehicle, installed easily to existing exhaust system without doing extra modification, 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!
Evan Fischer Aftermarket Front Catalytic Conv
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- Direct Replacement Catalytic Converter Compatible with 2007-2009 Toyota Camry
- Evan Fischer REPT960344 Features: Aluminized Steel Tube, Single (5-bolt welded flange) Inlet, Upstream, 19 in. Overall Length, Single (2-bolt welded flange) Outlet, Manifold Converter, PZEV Emissions, With Hybrid
- 46-State Legal (Cannot ship to CA, CO, NY or ME)
- EPA: N/TB6000/501-424
- A high quality, Direct Fit OE Replacement Catalytic Converter, with FREE 5-year or 50,000-mile Evan Fischer limited warranty coverage
Walker Exhaust Ultra EPA 16337 Direct Fit Cat
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- EPA COMPLIANT — For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA & CO. Legal in NY & 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/or welding
- KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES — OE-style high-technology washcoat 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
Evan Fischer Aftermarket Rear Catalytic Conve
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- Direct Replacement Catalytic Converter Compatible with 2001-2002 Toyota 4Runner
- Evan Fischer REPT960339 Features: Assembly, Aluminized Steel Tube, Single (2-bolt welded flange) Inlet, 1 Sensor Port, Downstream, 31 in. Overall Length, Single (2-bolt welded flange) Outlet
- 46-State Legal (Cannot ship to CA, CO, NY or ME)
- EPA: N/TB6000/64805NN
- A high quality, Direct Fit OE Replacement Catalytic Converter, with FREE 5-year or 50,000-mile Evan Fischer limited warranty coverage
Evan Fischer Aftermarket Front Catalytic Conv
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- Direct Replacement Catalytic Converter Compatible with 2002-2006 Toyota Camry/Solara
Garage-Pro Aftermarket Front Catalytic Conver
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- Direct Replacement Catalytic Converter Compatible with 1998-2001 Toyota Camry and 1999-2003 Toyota Sienna / Solara and 1998-2004 Toyota Avalon and 1998-2001 Lexus ES300
- Garage-Pro JCWREPT960324GP Features: Assembly, 1 Sensor Port, Aluminized Steel Tube, Single (6-bolt welded flange) Inlet, Single (2-bolt welded flange) Outlet, Upstream, 12 in. Overall Length, Manifold Converter, N/TB6000/501-405
- 46-State Legal (Cannot ship to CA, CO, NY or ME)
- Interchange Part Number: 40564
- A high quality, Direct Fit OE Replacement Catalytic Converter, with FREE 1-year UNLIMITED mileage coverage on Garage-Pro items
- Fit type: Vehicle Specific
Evan Fischer Aftermarket Rear Catalytic Conve
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- Direct Replacement Catalytic Converter Compatible with 1984-1995 Toyota Pickup / 4Runner and 1983-1986 Toyota Camry / Tercel and 1990-1997 Toyota Corolla and 1979-1993 Toyota Celica and 1994-1995 Toyota T100 and 1987-1992 Toyota Land Cruiser and 1985-1989 Toyota MR2 and 1995-1998 Nissan 240SX
- Evan Fischer REPT960301 Features: Assembly, Aluminized Steel Tube, Single (2-bolt welded flange) Inlet, 12.5 in. Overall Length, Single (2-bolt welded flange) Outlet
- 46-State Legal (Cannot ship to CA, CO, NY or ME)
- EPA: N/TB6000/501-411
- A high quality, Direct Fit OE Replacement Catalytic Converter, with FREE 5-year or 50,000-mile Evan Fischer limited warranty coverage
Walker Exhaust Standard EPA 15036 Universal C
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- EPA COMPLIANT — For use on pre-OBDII vehicles, 1995 and older. Not legal for sale or use in CA. Legal in NY and ME on all pre-OBD vehicles only. Consult your state’s aftermarket converter regulations for details.
- NO BREAK IN REQUIRED — Ready to operate with application-specific converter shell design and mat compression, no converter break in required after installation
- 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
- OE-STYLE DESIGN — Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
Walker Exhaust CalCat Carb 81502 Universal Ca
Our Rating

- CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
- SUPERIOR TECHNOLOGY — Optimal high technology washcoat 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
Best aftermarket catalytic converter Buying guide
When it comes to finding the best kw, there are a few things you need to take into account. The first is what your needs are. What are you looking for in a product? Do you need something that is durable? Something that is easy to use?
Once you know what you need, you can start to look at different products. Read reviews to see what other people think about them. See if the product has any awards or accolades.
Don’t just go for the first product you see. Take your time to find the best one for you. That way, you’ll be sure to get the most out of your purchase.
1) Does the product fit your needs?
Second, think about whether or not you can afford the item. It’s important to stay within your budget.
2) Can you afford the product?
First, you should consider what you need the product for. Is it the right size? Does it have the features you’re looking for?
3) The reputation of the company: This is probably the most important factor to consider. Research the company online, read reviews and testimonials and see what others have to say about their products.
4) Brand name: One final factor to keep in mind is brand name recognition. In general, more well-known brands tend to charge more for their products. However, they also tend to be more reliable and offer better customer service.
5) Quality of the product: Your first priority should always be the quality of the product. It is advisable to read online reviews or ask friends and family for recommendations.
6) Warranties and guarantees: They show that the company is confident in its product and willing to stand behind it.
7) Customer service: A good company will have responsive and helpful customer service available in case you have any problems with your purchase.
8) Quality of the product: You have to ensure that the product is made of high-quality materials and it is durable.
9) Ease of use: The product should be easy to use.
Frequently Asked Questions about Aftermarket catalytic converter
This section answers common questions about aftermarket catalytic converter. Understanding people’s concerns is easier if you answer these questions.
Is this product worth investing in?
A product like this has a lot of value. A lot of unique features and easy to use
aftermarket catalytic converter can be sold in retail stores?
You don’t need to go to the store if you can get it delivered to your door.
When making a purchase, is after-sales service important?
When looking for a reliable aftermarket catalytic converter company, make sure they offer excellent after-sales service.
In the event that any complaints have been filed against the company, they may need to be reconsidered.
It is also a good idea to inquire about a company’s return policy, as some only allow a limited number of returns per year and/or require a receipt for returns.
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