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The 10 Best Automotive Replacement Catalytic Converters & Parts to Buy – September 2021 edition

Looking for the best Automotive Replacement Catalytic Converters & Parts?

Discover now our comparison of the best Automotive Replacement Catalytic Converters & Parts. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Automotive Replacement Catalytic Converters & Parts are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Automotive Replacement Catalytic Converters & Parts in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
Walker Exhaust Standard EPA 15602 Direct Fit Catalytic Converter
  • EPA COMPLIANT -- For use on pre-OBD 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.
  • 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
  • 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
No. 2
AUTOSAVER88 Catalytic Converter Compatible with 1999-2007 Chevy Silverado GMC Sierra 1500 2500, Chevrolet Tahoe/Avalanche Suburban 1500, GMC Yukon/Cadillac Escalade 4.3L 4.8L 5.3L (EPA Compliant)
  • AUTOSAVER88 direct-fit high flow catalytic converter is designed to meet or even exceed OE quality and performance standards without sacrificing flow rate.
  • Features heavy-duty stainless steel outer shell construction for maximum durability. The internal substrates and precious metal loading have been carefully engineered for maximum efficiency and to avoid MIL (Malfunction Indicator Lamp) code issues that are common with lower quality converters.
  • The standard OE specification flanges are designed for easy installation, direct bolts to existing exhaust system without doing extra modification.
  • Genuine federal EPA certification and OBDII compliant, every catalytic converter is stamped with an exclusive EPA number on the shell. Federal EPA certificated catalytic converters are backed 5 years or 50,000 miles limited warranty.
  • Vehicle Fitment: Compatible with 1999-2007 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.
No. 3
DNA Motoring OEM-CONV-014 Factory Style Catalytic Converter Exhaust Pipe Replacement
8 Consomer Reviews
DNA Motoring OEM-CONV-014 Factory Style Catalytic Converter Exhaust Pipe Replacement
  • Made of High Quality Stainless Steel with Computerized Mandrel-Bends for Strength and Durability
  • Durable Catalyst Material, OEM Style Replacement
  • EPA OBD-II Approved
  • NOT Legal for sale or Use in California, New York, Or Maine Emissions Models
  • For use with Federal Emissions Models
No. 4
Walker 15036 EPA Certified Standard Universal Catalytic Converter
  • 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
SaleNo. 5
MAYASAF 2" Inlet/Outlet Universal Catalytic Converter, with O2 Port & Heat Shield (EPA Compliant)
  • 【High Quality & Flow】Our universal fit catalytic converter is designed to meet even exceed OE quality and performance standards. Made from HD-Stainless steel, high flow design to provide more oxygen for an increase in power and performance, fully tested under the extreme conditions for heat resistance and service life.
  • 【Easy installing】Perfectly matched with the original vehicle, and can be installed easyly to existing exhaust system, cutting and welding may required, professional installation is highly recommended.
  • 【EPA CERTIFIED】Backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. But not legal for use on vehicles required to meet California emission standards. NOT SHIP TO CA AND NY.
  • 【Vehicle Fitment】Universal for vehicles with 2 inches outer diameter exhaust pipe. Please check product description page below to make sure this item fits your vehicle first.
  • 【Worry-free Aftermarket】Well-packaged and Free shipping by UPS/USPS/Amazon shipping, kindly contact us first if you have any problems, let's make it right!
SaleNo. 6
DNA Motoring OEM-CONV-005 Factory Style Catalytic Converter Exhaust Pipe Replacement Compatible With 02-06 Altima Sentra 2.5L
  • OEM Style Replacement Catalytic Converter Exhaust Pipe, Precision-engineered For Long-lasting Performance
  • Made of High Quality Stainless Steel with Computerized Mandrel-Bends for Strength and Durability
  • [*Fitment]: Compatible With 02-06 Altima 2.5L / 02-06 Sentra 2.5L
  • [*Reference Part Number]: 674-659 , RI19590 40810, 641169, 1195,NIS2527, NIS2534
  • [*Note]: Fits Federal Emissions Models Only; NOT Legal for sale or Use in California, New York, Or Maine Emissions Models
No. 7
MOSTPLUS Exhaust Manifold w/Catalytic Converter Compatible for 02-06 Toyota Camry Solara L4 2.4L Replaces 674-811
  • Compatible with 2002 2003 2004 2005 2006 Toyota Camry Exhaust Manifold with Catalytic Converter Assembly L4 2.4L; Compatible with 2002-06 Toyota Solara Exhaust Manifold with Catalytic Converter Assembly L4 2.4L
  • OEM Part Number: 25051-0H010, 250510H010, 674-811; 327-59240, 327-59381
  • No welding, adjustments or any modifications to your system
  • NOTE: Non-CARB Compliant
  • Please check your car information before purchase.
No. 8
AUTOSAVER88 Catalytic Converter Compatible with 2004-2009 Toyota Prius 1.5L Direct-Fit High Flow Series (EPA Compliant)
  • AUTOSAVER88 direct-fit high flow catalytic converter is designed to meet even exceed OE quality and performance standards without sacrificing flow rate.
  • Features heavy-duty stainless steel construction, internal ceramic substrates and catalyst coating have been carefully engineered for maximum efficiency.
  • Bolt-on connection, flange to flange, direct installing to existing exhaust system without doing extra modification.
  • Genuine EPA certification, every catalytic converter body is stamped with exclusive EPA number. Federal EPA standard catalytic converters are backed 5 years or 50,000 miles limited warranty.
  • Vehicle Fitment: Compatible with 2004 2005 2006 2007 2008 2009 Toyota Prius 1.5L, please check product description page below for more information.
No. 9
Walker Exhaust Ultra EPA 50542 Direct Fit Catalytic Converter
  • 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
No. 10
OE Style Exhaust Piping Rear Catalytic Converter Compatible with Honda Element 2.4L 03-11
  • ▶️ This catalytic converter is compatible with Honda Element 2.4L 2003-2011. It is not required fabrication or welding for the installation.
  • ▶️ The package comes with [1] rear position catalytic converter, [2] spring bolts, [2] donut gaskets, [3] nuts and bolts.
  • ▶️ Please note the 2005/2006 Manual transmission model Element's have a factory recall for the vehicle's computer. If you own that model vehicle, and have not done so yet, take the vehicle to your local Honda dealer to have the vehicle's computer software updated. There is a glitch in the software that can cause a P0420 (catalytic converter failure) check engine light.
  • ▶️ Direct bolt-on replacement. Stainless steel body with aluminized mandrel bent piping.
  • ▶️ NOT for legal use in California, Maine, New York

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Last update on 2021-09-19 at 08:08 / Affiliate links / Images from Amazon Product Advertising API