It is always difficult when it comes to decide and making final call choosing aftermarket catalytic converters, hence we are here today so be sure to check the product reviews that will solve your confusion and save time. Reviews are a great way to find out if the product is right for you and whether it has any design flaws. If there are multiple bad reviews, you may want to look at other products. Negative reviews can tell you a lot about the product, including things you may not have thought to consider. They can tell you about any potential issues with the product. They can also tell you about issues with the manufacturer’s customer service. To help you out, we’ve collected reviews of what we think are the aftermarket catalytic converters this year. Before you proceed with anything, read through our thoughts on the top aftermarket catalytic converters, as well as an overview of what you need to know when considering your buying
In this in-depth review guide, we will discuss about the best aftermarket catalytic converters.
A Quick Comparison of Our Favorites
The Best aftermarket catalytic converters
Walker Exhaust Ultra EPA 50493 Direct Fit Catalytic Converter
$638.13
in stock
2 new from $638.13
Free shipping
Amazon.com
as of June 27, 2024 3:30 pm
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/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
Anti-Theft Catalytic Converter Protection Compatible with 2003-2007, 2.4L Honda Accord w/Aftermarket Converters by Miller CAT, Premium Grade Aluminum Cat Shield
$385.00
in stock
Amazon.com
as of June 27, 2024 3:30 pm
Features
- Premium Quality: Compatible with the 2003-2007 2.4L Honda Accord with aftermarket converters. Please note that some aftermarket converters may not fit or be completely protected without customer modifications.
- Designed & Built in the USA: Miller CAT’s anti-theft catalytic shields are made with premium-grade aluminum and use stainless steel tamper-proof screws. Shield may have surface imperfections.
- Innovative Design: The three-piece shield is drill-less and provides the highest level of deterrence against catalytic converter theft.
- Tamper-Proof: Drive and park with peace of mind. Our catalytic shield is secured with tamper-proof screws, which allow the shield to be removed for maintenance but help keep it secure from thieves. Required Tools: 5/16" bit driver or 5/16" socket, rivet nut tool with M8 head, 10mm socket, and 12mm socket
- Restocking Fee up to $60: We recommend hiring a professional to install your Cat Shield. Help us reduce waste from returns by checking your vehicle compatibility and reviewing all installation documents prior to purchase. Please reach out with any questions before or after purchase.
XIMAKA 2.5" Inlet/Outlet Universal Catalytic Converter with O2 Port Fit for Vehicles with 2.5"Inlet/Outer Diameter Exhaust Pipes. replace #425250 (2 Pcs)
$69.99 in stock
1 used from $69.29
Free shipping
Amazon.com
as of June 27, 2024 3:30 pm
Features
- 【Attention】 Not legal for sale or use due to increased vehicle emission standards in California, Colorado, New York, and Maine and not shipped to those states.
- 【Fitments】Our catalytic converters Overall Length is 11" ,Fit for Vehicles with 2.5"Inlet/Outer Diameter Exhaust Pipes,Please verify product fitment before purchase,
- 【High-quality Raw Materials】The shell of this product is made of stainless iron is not easy to rust and long service life,Internal high temperature resistant honeycomb ceramic carrier design greatly increases flow rate and surface area, resulting in improved efficiency and fuel economy.
- 【Excellent Performance】Our catalytic converters Internal honeycomb ceramic substrate with porous structure to increase reaction area and ensure sufficient catalyst (Pt, Pd, Rh) on the coating surface to increase conversion.
- 【Warranty Service】Our catalytic converters has a one-year warranty,If it fails or breaks during use, please contact us via Amazon mail for a replacement,You can purchase with confidence.
MAYASAF【2 pack】2.25" Inlet/Outlet Universal Catalytic Converter, with O2 Port & Heat Shield (EPA Compliant), 2 pack
$89.99
in stock
Amazon.com
as of June 27, 2024 3:30 pm
Features
- 【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【2 pack】 2.5" Inlet/Outlet Universal Catalytic Converter, with O2 Port & Heat Shield (EPA Compliant), 2 pack
$99.99 in stock
Amazon.com
as of June 27, 2024 3:30 pm
Features
- 【Vehicle Fitment】Standard 2.5 inches inside diameter inlet /outlet, 15 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!
Walker Exhaust Ultra EPA 93238 Universal Catalytic Converter
$125.78
in stock
2 new from $125.78
4 used from $72.70
4 used from $72.70
Free shipping
Amazon.com
as of June 27, 2024 3:30 pm
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 washcoat 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/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
MAYASAF 2.5" Inlet/Outlet Universal Catalytic Converter, with O2 Port【EPA Compliant】
$46.68
in stock
2 used from $40.82
Free shipping
Amazon.com
as of June 27, 2024 3:30 pm
Features
- 【Attention】 Not ship to states such as California, Colorado, Maine, and New York, etc. Please consult your state’s aftermarket converter regulations before purchase.
- 【Vehicle Fitment】Standard 2.5 inches inside diameter inlet /outlet, 11 inches overall length. Universal fit for vehicles with similar size outer diameter exhaust pipe. Please make sure this item fits your vehicle.
- 【Easy Installation】Matched with the original vehicle, installed easily to existing exhaust system. May require cutting and/or welding, professional installation is highly recommended.
- 【DURABLE】Made from Features HD-Stainless steel, internal structure is carefully designed to provide more oxygen to your engine, fully tested under the extreme conditions for service life.
- 【Worry-free Aftermarket】EPA Federal Standard Certificated, backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. Kindly let us know if you have any problems, let's make it right!
BBK 1670 2-1/2" High Flow Performance Full X Pipe With High Flow High Flow Catalytic Converters for Ford Mustang 4.6L
$699.99
in stock
8 new from $699.99
Amazon.com
as of June 27, 2024 3:30 pm
Features
- BBK is your Number One Aftermarket Performance Exhaust Brand in the USA - American Designed and Built
- BBK Hi Flow X Pipes are Built with CNC Mandrel Bent Tubing for 35% Increased Flow Over Stock to Increase Horsepower, Torque and Performance
- 2.5 Inch Full LenGTh X Pipe with Hi Flow 49 State Legal Catalytic Converters Fits all Stock and Aftermarket Shorty Exhaust Headers
- Bolt on Additional 12-20 Horsepower and More Aggressive Sound, OEM Style Dome Connections for Easy Fitment
- These BBK Hi Flow Exhaust X Pipes Fit all 1999-2004 Ford Mustang 4.6 GT and Cobra Applications - Aluminized Steel
AUTOSAVER88 Catalytic Converter Compatible with 1999-2006 Chevy Silverado GMC Sierra 1500 2500, Chevrolet Tahoe/Avalanche Suburban 1500, GMC Yukon/Cadillac Escalade 4.3L 4.8L 5.3L (EPA Compliant)
$176.27 in stock
3 used from $174.51
Free shipping
Amazon.com
as of June 27, 2024 3:30 pm
Features
- ATTENTION: This item doesn't ship to California and Colorado, please confirm before purchase.
- VEHICLE FITMENT: Compatible with 1999-2006 Chevy Silverado 1500 2500 / Tahoe / Avalanche 1500 / Suburban 1500, GMC Sierra 1500 2500 / Yukon, Cadillac Escalade, please check product description page below for more references
- DIRECT FIT DESIGN: The flange is precisely-built 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)
Walker Exhaust CalCat Carb 82895 Direct Fit Catalytic Converter
$371.88
in stock
5 new from $371.88
1 used from $340.01
1 used from $340.01
Free shipping
Amazon.com
as of June 27, 2024 3:30 pm
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 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
- 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
The Video Review of Best aftermarket catalytic converters
Conclusion
Our best overall aftermarket catalytic converters, the Perception and the reviews helps assist to choose you the product better. We hope our reviews buyer guide of these aftermarket catalytic converters will help you pick the perfect aftermarket catalytic converters for you and your buying decision making.