Essential Guide of Car Replacement Catalytic Converter Kits – January 2022 Edition

Looking to find the best Car Replacement Catalytic Converter Kits?

We researched 18 Car Replacement Catalytic Converter Kits, tested 10, and we have done 23 hours of research. The best Car Replacement Catalytic Converter Kits doesn’t have to be complicated to be great. Our first pick is exactly that. No more, no less. It also costs less than any other products we tested.

The best

Intro

Here’s your guide to choosing the best Car Replacement Catalytic Converter Kits. As there is a great number of models with varying prices, you may find it difficult to figure out which one is right for you. For this reason, we decided to make a top 10 of the Car Replacement Catalytic Converter Kits of different brands and prices based on the best value for money. This ranking was created to help you find the best Car Replacement Catalytic Converter Kits depending on your needs and budgets. Our selection criteria are provided to give you a complete picture of the items offered. Get ready to find the Car Replacement Catalytic Converter Kits that’s right for you!

Our picks

No. 2
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!
No. 3
MOSTPLUS Manifold Catalytic Converter w/Gasket Compatible for Nissan Altima 2.5L 2007 2008 2009 2010 2011 2012 2013 674-933
  • FITMENT: Compatible with Nissan Altima 2.5L 2007 2008 2009 2010 2011 2012 2013
  • OEM Part Number: 674-933, 140E2-ZX31E 140E2-JA02E 140E2ZX31E 140E2JA02E
  • Package Includes: 1pcs catalytic converter
  • NOTE: Non-CARB Compliant
  • Please check your car information before purchase.

Why you should trust us

This guide represents more than 10 years of experience in researching, testing, and writing about many subject. Our people are experts in all of their fields.
We alors spent 23 hours reading any article we could find on the internet and all the customer reviews at various retailer sites such as those of Amazon, Home Depot or Wallmart. We found many website that was a valuable resource with involved buying guides and detailed Car Replacement Catalytic Converter Kits information.
As for me, I’m very familiar with the Car Replacement Catalytic Converter Kits since I got it from 5 years.

Top 10

No. 2
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!
No. 3
MOSTPLUS Manifold Catalytic Converter w/Gasket Compatible for Nissan Altima 2.5L 2007 2008 2009 2010 2011 2012 2013 674-933
  • FITMENT: Compatible with Nissan Altima 2.5L 2007 2008 2009 2010 2011 2012 2013
  • OEM Part Number: 674-933, 140E2-ZX31E 140E2-JA02E 140E2ZX31E 140E2JA02E
  • Package Includes: 1pcs catalytic converter
  • NOTE: Non-CARB Compliant
  • Please check your car information before purchase.
SaleNo. 4
Walker Exhaust 31383 Exhaust Pipe Flange Gasket
  • AVAILABLE IN DIFFERENT SIZES -- Offered in a variety of styles and sizesfora quality vehicle repair
  • HEAT RESISTANT -- Designed to resist heat for long-lasting performance
  • PREMIUM MATERIALS -- Made from high-quality materials for durability and long life
  • ENGINEERING EXPERTISE -- Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
  • REAL-WORLD TESTED -- Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EASIER TO INSTALL -- Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
  • BETTER TOGETHER -- Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
No. 5
MAYASAF 2.5" Inlet/Outlet Universal Catalytic Converter, with O2 Port (EPA Compliant)
  • 【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.
  • 【High Flow Design】Our catalytic converter is designed to meet or exceed OE quality and performance standards. Made from Features HD-Stainless steel, high flow design to provide more oxygen to your engine for an increase in power and performance, fully tested under the extreme conditions for service life.
  • 【Easy Installation】Perfectly matched with the original vehicle, installed easily to existing exhaust system. Cutting and welding maybe required, 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. The listed product has not been registered with CARB nor received an EO number. It is prohibited from sale in states which have adopted the California's vehicle emission standards.
  • 【Worry-free Aftermarket】Well-packaged and Free shipping, kindly contact us first if you have any problems, let's make it right!
No. 6
Walker Exhaust Standard EPA 15037 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
No. 7
DNA Motoring OEM-CONV-044 3Pcs Factory Style Catalytic Converter Exhaust Pipe Compatible with 08-15 Enclave/Traverse/Acadia 3.6L
  • 3Pcs OEM Style Replacement Catalytic Converter; Durable Catalyst Material
  • Made of High Quality Stainless Steel with Computerized Mandrel-Bends for Strength and Durability
  • [*Fitment]: Compatible With Saturn Outlook 07-10/ Enclave 08-15 / Traverse 09-15 / Acadia 07-15; Front Left; Radiator Side 3.6L
  • [*Reference Part Number]: 15903508, 15903506, 15903507
  • [*Note]: For use with Federal Emissions Models; NOT Legal for sale or Use in California, New York, Or Maine Emissions Models
No. 8
Lewis N Clark Travel Door Alarm + Window Guard Portable Home Security System Battery Operated for Hotel, Bedroom, Apartment & Dorm, with Built in LED Flashlight, Blue
  • LOUD + ATTENTION GRABBING: High pitched 91 dB sounds when the home alarm is triggered. Loud enough to alert your neighbors, wake you up, and deter would-be thieves
  • MAXIMUM SECURITY + VERSATILITY: Stay safe at home and while you travel. Perfect alarm system for front door, bedroom, apartment, dorm, or hotel. Can also use in windows.
  • EASY SET-UP: Hold the thin blades together and slide them into the crack between the door and doorframe, loop the cord around the door handle, and set alarm. It’s that simple, even your kids can do it.
  • COMPACT + PORTABLE: Perfect hotel door alarm and theft deterrent for your next vacation. Small and weighs less than 2 ounces. Easily fits in your suitcase, briefcase, backpack, laptop bag, or purse.
  • INCLUDES: Built in LED flashlight, and two button cell batteries. Great additional personal security feature when traveling, in an unfamiliar environment, or when it’s late at night.
No. 9
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.

How we tested

We search all the field to find the best Car Replacement Catalytic Converter Kits and all the type for it and get the best alternatives, priced decently, and easy to use. After that we tested all the main parameters we use : These things can separate the great Car Replacement Catalytic Converter Kits from the good.

  • Easy To use
  • Options
  • Quality
  • Longevity

How we picked

We search for all the field to find the best Car Replacement Catalytic Converter Kits and all the type for it and get the best alternatives, priced decently, and easy to use.
The main parameters we use : These things can separate the bad Car Replacement Catalytic Converter Kits from the good.

  • Price
  • Easy To use
  • Customer reviews
  • Quality
  • Longevity
  • Dimensions

Current Offers

SaleNo. 1
MagnaFlow Universal Catalytic Converter Standard Grade Federal/EPA Compliant 94006 - Stainless Steel 2.5in Inlet/Outlet Diameter, 16in Overall Length, No O2 Sensor - Standard Grade Replacement
116 Reviews
MagnaFlow Universal Catalytic Converter Standard Grade Federal/EPA Compliant 94006 - Stainless Steel 2.5in Inlet/Outlet Diameter, 16in Overall Length, No O2 Sensor - Standard Grade Replacement
  • EPA PRE-OBDII COMPLIANT - This catalytic converter is designed to meet or exceed Federal EPA (Environmental Protection Agency) Pre-OBDII emissions requirements in compliance with legal standards for federally registered vehicles. NOT for use in California or Colorado
  • UPGRADED DESIGN - Using our latest catalytic converter manufacturing technologies, these early vehicle applications benefit from updated flow characteristics and modern construction designs
  • STAINLESS STEEL CONSTRUCTION - The utilization of highly corrosion resistant stainless-steel construction and MagnaFlow’s cutting-edge CNC precision robotic manufacturing techniques ensure consistently perfect fitment, reliable performance and superior longevity
  • 5 YEAR / 50,000-MILE LIMITED WARRANTY - Worry-free ownership is made possible thanks to the 5 year/50,000-mile construction and 25,000-mile emissions warranty included with this MagnaFlow catalytic converter
  • UNIVERSAL FIT - MagnaFlow recommends professional installation for the universal configuration of this catalytic converter as cutting, fabrication and/or welding may be required. In addition, we suggest contacting the official MagnaFlow Exhaust Products seller account to confirm there’s no issue selecting your vehicle in Amazon’s system to ensure it is the correct fit
SaleNo. 2
Walker Exhaust Standard EPA 15038 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. 3
DURA LUBE Severe Catalytic and Exhaust Treatment Emissions Test Catalytic Cleaner 16 fl. oz, 1 Pack, HL-402409
  • Use when warning light is activated
  • Use before or prior to replacing catalytic converter
  • Protects catalytic system from oil poisons
  • Reduces phosphorus and zinc retention levels at catalyst inlet
  • Lowers tail pipe emissions
  • Fit type: Universal Fit
SaleNo. 4
Walker 35574 Air Tube Kit
  • Offered in a variety of styles and sizes for your installation needs
  • Constructed from durable and robust material for long life
  • Universal fit for installation flexibility
  • Designed to work seamlessly with OE and Walker aftermarket replacement parts
  • New Walker accessories help to ensure effective exhaust repairs
SaleNo. 5
WEILETIE High Flow Front Catalytic Converter Kit Direct Fit Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L Replace 16337(EPA Compliant)
  • 【Direct Replacement】: If your engine throws P0420 code, or your cat is stolen, then it is recommended to buy this kit to solve the problem. This catalytic converter can repair faults and noise, car exhaust can be purified. It meets or exceeds the oem standard, and has been tested in the factory, perfectly matched with the original car, and can be installed directly.
  • 【High Quality】: The stainless steel body of high-quality aluminized pipes is not easy to rust, ensuring excellent oxygen storage capacity and long service life. The double-layer high temperature resistant ceramic carrier greatly increases the flow rate and surface area, thereby improving power and fuel economy. Replace with a new catalytic converter to provide you with excellent clean air performance, restore the quietness of the vehicle, and restore a good driving experience for you
  • 【Fits For】: 2004-2009 1.5L Toyota Prius
  • 【Standards】: Our catalytic converters have strict production procedures and comply with EPA standards and Obd2 standards. However, due to the increased emission standards in California, Colorado, New York, and Maine, no sales were carried out in these states (friends in these states, please rest assured, we are developing)
  • 【Buy With Confidence】:Our catalytic converter tube pipe assembly has a lifetime warranty. If the part fails or breaks, please contact us for replacement. Save hundreds of dollars off of dealer prices by purchasing this part and taking advantage of our warranty.Price concessions and guaranteed, no need to worry about quality problems

Conclusion

This guide is here to support you in your choice of Car Replacement Catalytic Converter Kits and is regularly updated so that you can make an informed selection. Nowadays, it’s not that easy to know about each and every product that’s on the market. So we hope that this comparison was able to help you with choosing the best Car Replacement Catalytic Converter Kits according to your criteria. Your comments are most welcome and they will help us improve the ranking.

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Last update on 2021-10-20 at 11:15 / Affiliate links / Images from Amazon Product Advertising API

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