12 best chevrolet catalytic converters

Chevrolet catalytic converters are an integral component of Chevrolet vehicles' exhaust systems designed to reduce harmful emissions and comply with environmental regulations. Here's what you need to know about Chevrolet catalytic converters:

  1. Function: Catalytic converters are responsible for converting harmful exhaust emissions, such as carbon monoxide (CO), hydrocarbons (HC), and nitrogen oxides (NOx), into less harmful substances like carbon dioxide (CO2), water vapor (H2O), and nitrogen (N2).

  2. Emissions Compliance: Chevrolet, like all automotive manufacturers, is required to meet strict emissions standards set by regulatory authorities. Catalytic converters play a crucial role in achieving compliance with these standards.

  3. Location: Chevrolet catalytic converters are typically located in the exhaust system, between the engine and the muffler. They are positioned to receive and treat exhaust gases as they pass through the system.

  4. Construction: Chevrolet catalytic converters are made up of a ceramic or metallic substrate coated with precious metals such as platinum, palladium, and rhodium. These metals facilitate chemical reactions that convert harmful emissions into less harmful substances.

  5. Types: There are two primary types of catalytic converters used in Chevrolet vehicles:

    • Three-Way Catalytic Converters: These are the most common type and are designed to reduce three major pollutants: CO, HC, and NOx.
    • Diesel Oxidation Catalysts (DOCs): Used in diesel engines, DOCs primarily focus on reducing CO and HC emissions.
  6. Maintenance and Replacement: Over time, catalytic converters can degrade or become clogged due to the accumulation of contaminants and normal wear and tear. When this happens, they may need to be replaced to ensure the vehicle continues to meet emission standards and operates efficiently.

  7. Symptoms of Catalytic Converter Issues: Common signs of a failing catalytic converter in a Chevrolet vehicle may include reduced engine performance, increased exhaust noise, decreased fuel efficiency, and illuminated dashboard warning lights, such as the Check Engine Light.

  8. Replacement Parts: When it becomes necessary to replace a Chevrolet catalytic converter, it's essential to use genuine or high-quality aftermarket replacement parts to ensure proper fit and function.

  9. Legal Considerations: Replacing a catalytic converter with one that does not meet emission standards or removing it altogether is illegal in many regions due to environmental regulations. Violations can result in fines and penalties.

  10. Environmental Impact: Catalytic converters have had a significant positive impact on air quality by reducing harmful emissions from vehicles, contributing to cleaner air and improved public health.

In summary, Chevrolet catalytic converters are critical components of the exhaust systems in Chevrolet vehicles. They play a vital role in reducing harmful emissions and ensuring compliance with emissions standards, contributing to a cleaner and healthier environment. Proper maintenance and, if necessary, replacement of catalytic converters are essential for vehicle performance and emissions control.

Below you can find our editor's choice of the best chevrolet catalytic converters on the market
  

MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51006

MagnaFlow Exhaust Products

Based on 50 reviews Check latest price

Product description

MagnaFlow universal catalytic converters form the basic building blocks for a comprehensive line of direct-fit applications. The main benefit of the universal catalytic converter is that one unit may cover a wide variety of vehicle makes and models. Installing universal converters often requires the use of welding, cutting and tube bending equipment that is readily available to most professional installers. All federal catalytic converters meet EPA requirements. Federal catalytic converters are not legal for sale, installation or use on vehicles registered in the state of California.

  • EPA OBDII COMPLIANT: This catalytic converter is designed to meet or exceed Federal EPA (Environmental Protection Agency) OBDII emissions requirements in compliance with legal standards for federally registered vehicles with California or Federal EPA emissions systems. NOT for use in California or Colorado.
  • KEEP THE CHECK ENGINE LIGHT OFF: This MagnaFlow OEM grade catalytic converter has been engineered to satisfy the vehicle computer control monitoring requirements for the specific applications listed. Such exacting standards keep the check engine light off while guaranteeing reliable long-term performance.
  • 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: The universal configuration of this catalytic converter means that cutting, fabrication and/or welding may be required. MagnaFlow recommends professional installation.

User questions & answers

Question: How loud is it
Answer: no I don't think is recommended for diesel fuel ....
Question: Its any catalic conberter legal on california
Answer: Small bottle 1/2 tank, large full tank
Question: How many do I need to replace all to my Avalanche? Will the "check engine" light stay on
Answer: Each bottle treats up to 12 gallons.
Question: Do i need some kind of adapter to use this on a 97 4Runner? It says it fits but it's obviously universal. Stock exhaust is 2.25" I believe
Answer: No, is is not rated for diesel use.

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)

Based on 327 reviews Check latest price
  • 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.

User questions & answers

Question: Does this fit 2003 chevy tahoe 4.8 2wd
Answer: Standard OEM Replacement
Question: is this product a OEM Part will it allow my vehicles computer be able to read this product by the o2 sensors
Answer: Thank you for your question. Walker shows the 16659 fitting a 2014 Chevy Cruze with a 1.4L engine
Question: What size is the pipe 2.5 or 3 inches
Answer: The Federal and California converters have different materials inside to help reduce the emissions. The regulations in California are higher for California than in some other states
Question: le queda a una van Chevrolet express
Answer: Mine is 3.5" exhaust -98 1500 Sport with 5.9 so I didn't buy that one. Check your specs.

Product features

AUTOSAVER88 High Flow Catalytic Converter

  • Features 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 code issues.
  • Internal honeycomb structure for maximum flow and surface area. Allows the catalysis to fully react with exhaust gases without sacrificing flow rate, thus reducing the back pressure.
  • The increased exhaust flow allows your engine to make more power, improve vehicle performance.

Vehicle Fitment

Chevrolet

  • 2002-2006 Chevrolet Avalanche 1500 5.3L
  • 1999-2007 Chevrolet Silverado 1500 4.3L 4.8L 5.3L
  • 2007 Chevrolet Silverado 1500 Classic 4.8L 5.3L
  • 1999-2000 Chevrolet Silverado 2500 5.3L
  • 2000-2006 Chevrolet Suburban 1500 5.3L
  • 2000 Chevrolet Suburban 2500 Base RWD
  • 2000-2006 Chevrolet Tahoe 4.8L 5.3L

GMC

  • 1999-2007 GMC Sierra 1500 4.3L 4.8L 5.3L
  • 2007 GMC Sierra 1500 Classic 4.3L 4.8L 5.3L
  • 1999-2000 GMC Sierra 2500 5.3L
  • 2000-2006 GMC Yukon 4.8L 5.3L
  • 2000-2006 GMC Yukon XL 1500 5.3L
  • 2000 GMC Yukon XL 2500 SLE RWD

About Check Engine Light On

  • Most vehicle owners care about if this catalytic converter can eliminate the check engine light on caused by code P0420 - catalyst system efficiency below threshold.
  • We would answer definitely YES! But before replacing a catalytic converter, please make sure your O2 sensors still work well. Faulty sensors can cause damage to spark plugs, catalytic converters and damage your fuel economy.

Replacement Guide (Do It Yourself)

  • Raise the vehicle and secure it on jack stands.
  • Identify the catalytic converter on the underside of the vehicle.
  • Remove the oxygen sensors.
  • Spray penetrating oil on the exhaust flange hardware and flanges, then remove the Old Catalytic Converter.
  • Install new catalytic converter, direct bolts to existing exhaust system - Do not forget to install gaskets to prevent exhaust leaks.

High Flow Cats Increase Power

  • The problem with regular catalytic converters is that they don’t always allow the gasses to pass through as efficiently as possible.
  • High flow catalytic converters allow for the more efficient flow of exhaust gasses, removing restrictions that can impede performance.
  • If the original OE converter does not match your engine power, a high flow cat might be a great choice.

PARTS-DIYER Catalytic Converter Exhaust Manifold fit for 2007-2012 Chevrolet Colorado/GMC Canyon 2.9L L4 16611

Based on 10 reviews Check latest price

Product description

Specifications:

1.Material: Made of high quality aluminized steel material,sturdy,durable and high teperature resistant 

2.Manufacturer Part Number: 16611; Interchange Part Number: 50469

3.Other Part Number:757517 50487 59223 19203 101576

4.Certification: EPA, OBD I, OBD II

5.Placement on Vehicle:Front, Rear

6.Oxygen Sensor Location: Pre & Post Catalyst

7.Fitment Type: Direct replacement

8.Restricted States: California

9.Connection Type: 4/7 Bolt Welded Flange

10.(37.4 x 17.72 x 9.84)" / (95 x 45 x 25)cm (L x W x H)

Fitment:

Fit for:2007-2012 Chevrolet Colorado WT LT LS Base Standard Cab Pickup Extended Cab Pickup Cab & Chassis Crew Cab Pickup 2 Door 4 Door 2.9L L4

Fit for:2007-2012 GMC Canyon SL SLE SLT WTStandard Cab Pickup Extended Cab Pickup Cab & Chassis Crew Cab Pickup 4 Door 2 Door 4 Door 2.9L L4

Package Includes:

1 x Catalytic Converter

  • [FITMENT] - Compatible with 2007 2008 2009 2010 2011 2012 Chevrolet Colorado & GMC Canyon 2.9L L4.
  • [INTERCHANGE PART NUMBER] - 16611, 50469, 757517, 50487, 59223, 19203, 101576
  • [WHAT YOU GET] - 1 x Catalytic Converter, all parts shown in the pictures.
  • [FUNCTION] - It is installed in the exhaust pipe of the engine. Through oxidation reaction, reduction reaction, water-based gas reaction and water vapor modification reaction, the three harmful exhaust gases CO, HC and NOx emitted by the engine are converted into harmless water, carbon dioxide and nitrogen, so it is also called the three-way (effect) catalytic converter.
  • [MAKE IT SURE] - Before placing the order, please check your car model in the Amazon Fitment Filter System in the top left corner. Compatibility information provided is for reference only. Please make sure to match the exact part numbers between this part and the part that you are replacing. Contact your mechanics, or send us a message to make sure it matches exactly in case of doubt before purchasing.

Front Catalytic Converter 2008-2012 Chevrolet Malibu and 2007-2009 Pontiac G6 / Saturn Aura, Passenger Side (Firewall Side)

Evan Fischer

Based on 4 reviews Check latest price

Product description

This direct fit Evan Fischer 46-State Legal Catalytic Converter is manufactured from high quality and durable stainless steel catalytic case, aluminized steel tubing and heat shield for long lasting durability and for better protection.

Crafted in accordance to industry standards to ensure product durability and reliability; it requires no cutting or welding - designed for easy installation! This is an OBD-II and EPA compliant catalytic converter and covered by Evan Fischer 5-year or 50,000-mile limited warranty.

Due to its size and shape it may encounter minor cosmetic flaws during its stocking and shipping process. The powder coating finish is designed to add shelf life by minimizing surface scratches which may deteriorate over time due to temperatures reached once in use. None of these mentioned situations hinders the function or use of the product.

Not legal for sale in California, Colorado, New York and Maine; Cannot be shipped to CA, CO, NY or ME addresses.

Compatible with the following vehicles:

Position: Firewall

Chevrolet

  • 2008-2012 Malibu (submodel: LT, LTZ)
Pontiac

  • 2007 G6 GTP
  • 2008-2009 G6 GXP
Saturn

  • 2007-2009 Aura XR

  • Direct Replacement Catalytic Converter Compatible with 2008-2012 Chevrolet Malibu and 2007-2009 Pontiac G6 / Saturn Aura
  • Evan Fischer REPP960303 Features: Assembly, Aluminized Steel Tube, Dual (3-bolt welded flange) Inlet, 1 Sensor Port, Downstream, 24 in. Overall Length, Single (2-bolt welded flange) Outlet
  • 46-State Legal (Cannot ship to CA, CO, NY or ME)
  • EPA: N/TB6000/501-420
  • A high quality, Direct Fit OE Replacement Catalytic Converter, with FREE 5-year or 50,000-mile Evan Fischer limited warranty coverage

PARTS-DIYER Catalytic Converter fit for 2007-2008 Chevrolet Silverado 1500 Suburban 1500 Avalanche Tahoe/GMC Sierra 1500 Yukon 50469

Based on 5 reviews Check latest price

Product description

Note: Due to state emissions regulations, we cannot ship this item to the state of California as it is not C.A.R.B ( California Air Research Board) approved for use in this state. 

Due to New York state emissions regulations, this item cannot be installed on a California emissions equipped vehicle in the state of New York.

Specifications:

1.Interchange Part Number:50469

2.Other Part Number: 50450 324196 59426 19406 

3.Certification:EPA, OBD II

4.Placement on Vehicle:Front

5.Fitment Type: Direct replacement

Fitment:

Fit: for 2007-2008 Chevrolet Avalanche LS LT LTZ Crew Cab Pickup 4 Door 5.3L 6.0L V8 

Fit: for 2007-2008 Chevrolet Silverado 1500 LS LT LTZ WT Crew Cab Pickup Extended Cab Pickup Standard Cab Pickup 2 Door 4 Door 4.3L 4.8L 5.3L 6.0L V6 V8

Fit: for 2007 Chevrolet Silverado 1500 Classic LS LT WT Crew Cab Pickup Extended Cab Pickup Standard Cab Pickup 2 Door 4 Door 4.8L V8

Fit: for 2007-2008 Chevrolet LS LT LTZ Z71 Sport Utility 4 Door 5.3L 6.0L V8

Fit: for 2007-2008 Chevrolet Tahoe LS LT LTZ Sport Utility 4 Door 4.8L 5.3L V8

Fit: for 2007-2008 GMC Sierra 1500 SL SLE SLT WT Crew Cab Pickup Extended Cab Pickup Standard Cab Pickup 2 Door 4 Door 4.3L 4.8L 5.3L 6.0L V6 V8

Fit: for 2007 GMC Sierra 1500 Classic Hybrid SL SLE SLT WT Crew Cab Pickup Extended Cab Pickup Standard Cab Pickup 2 Door 4 Door 4.8L 5.3L V8

Fit: for 2007-2008 GMC Yukon SLE SLT Sport Utility 4 Door 4.8L 5.3L V8

Fit: for 2007-2008 GMC Yukon XL 1500 SLE SLT Sport Utility 4 Door 5.3L 6.0L V8

Package Includes:

1 x Catalytic Converter

  • [FITMENT] - Compatible with 2007-2008 Chevrolet Avalanche 5.3L 6.0L, 2007-2008 Chevrolet Silverado 1500 4.3L 4.8L 5.3L 6.0L, 2007 Chevrolet Silverado 1500 Classic 4.8L, 2007-2008 Chevrolet Tahoe 4.8L 5.3L,2007-2008 GMC Sierra 1500 4.3L 4.8L 5.3L 6.0L, 2007 GMC Sierra 1500 Classic 4.8L 5.3L, 2007-2008 GMC Yukon 4.8L 5.3L, 2007-2008 GMC Yukon XL 1500 5.3L 6.0L.
  • [INTERCHANGE PART NUMBER] - 50469, 50450, 324196, 59426, 19406
  • [WHAT YOU GET] - 1 x Catalytic Converter, all parts shown in the pictures.
  • [FUNCTION] - It is installed in the exhaust pipe of the engine. Through oxidation reaction, reduction reaction, water-based gas reaction and water vapor modification reaction, the three harmful exhaust gases CO, HC and NOx emitted by the engine are converted into harmless water, carbon dioxide and nitrogen, so it is also called the three-way (effect) catalytic converter.
  • [MAKE IT SURE] - Before placing the order, please check your car model in the Amazon Fitment Filter System in the top left corner. Compatibility information provided is for reference only. Please make sure to match the exact part numbers between this part and the part that you are replacing. Contact your mechanics, or send us a message to make sure it matches exactly in case of doubt before purchasing.

AutoShack EMCC774618 EPA Compliant Exhaust Manifold Catalytic Converter with Gasket Replacement for 2009-2011 Chevrolet Aveo Aveo5 2009 2010 Pontiac G3 2009 G3 Wave Suzuki Swift+ 1.6L

Based on 4 reviews Check latest price

Product description

Please use Amazon's vehicle fitment tool (located at the top of the listing on desktop, below the images on mobile) to confirm that the part is correct for your vehicle application. The customer is responsible for paying the shipping costs for returns of this part if the above fitment tool has not been used. Prepaid return shipping labels will not be issued by the seller for this type of error.

Caution:

-Due to increased emissions standards, this item is not certified for sale in California, New York and Maine.

-If your vehicle is registered in California, New York or Maine DO NOT BUY this item.

-This parts meets federal emission standards and is not intended to replace parts built to California standards.

-Any modifications of any kind will void all warranty coverage for this item.

-Warranty is voided if catalytic converter substrate is melted or broken; this is due to an issue with the car itself and not the catalytic converter.

-Due to its size and shape it may encounter cosmetic flaws during its stocking and shipping process. The powder coating finish is designed to add shelf life by minimizing surface scratches which may deteriorate over time due to temperatures reached once in use.

-Products damaged as a result of abuse, misuse, improper repair, improper installation, alteration or modification will not be covered by the warranty.

-O2 sensors must be replaced when you replace the converter or warranty will be void. We have determined that failure of either the front O2 sensor (the front wide-band sensor), also known as an Air-Fuel Ratio Sensor or the read downstream sensor, can trigger a false P0420 code. Both sensors should be replaced with you replaced the converter.

Six month warranty on all AutoShack parts.

Please Note - AutoShack does not provide free return shipping. Return Shipping cost in only covered in the event of an AutoShack error.

  • 100% brand new. 4 Bolt connection for direct installation onto existing exhaust system. Gasket and Hardware are included.
  • EPA OBDII Approved. OE / Interchange: 96476195, 674616, 674-616, 1240.
  • ISO / IATF 16949 Certified, made from premium quality materials to meet OEM specifications. Backed by a 6-month warranty.
  • Due to increased emissions standards, this item is not certified for sale in California, New York and Maine. If your vehicle is registered in California, New York or Maine DO NOT BUY this item.
  • Replacement for 2009-2011 Chevrolet Aveo Aveo5 2009 2010 Pontiac G3 2009 G3 Wave Suzuki Swift+ 1.6L. Please use Amazon's vehicle fitment tool (located at the top of the listing on desktop, below the images on mobile) to confirm that the part is correct for your vehicle application.

DNA Motoring OEM-CONV-002 Factory Style Catalytic Converter Exhaust Y-Pipe Replacement

Based on 17 reviews Check latest price

Product description

Upgrading vehicle's exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems. The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound. Replace for CHEVROLET AVALANCHE 2007-2008 CHEVROLET SILVERADO 1500 2007-2009 CHEVROLET SUBURBAN 1500 2007-2008 CHEVROLET TAHOE 2007-2009 GMC SIERRA 1500 2007-2009 GMC YUKON 2007-2009 GMC YUKON XL 1500 2007-2008 Fits 4.8 5.3 6.0L Engines Fits Federal Emissions Models Only NOT Legal for sale or Use in California, New York, Or Maine Emissions Models

  • 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

User questions & answers

Question: DNA check engine light is still on is there a fix or did I waste my money
Answer: This is a universal converter with 2.5" inlet and outlet diameters, and is about 16" long overall. You will need to cut out your original converter and weld this one into place. Which engine does your 4runner have and which converter do you need to replace? We can check to see if we have a bolt-in converter available. -BuyAutoParts -BuyAutoParts

Product features

Compatible with

  • CHEVROLET AVALANCHE 2007-2008
  • CHEVROLET SILVERADO 1500 2007-2009
  • CHEVROLET SUBURBAN 1500 2007-2008
  • CHEVROLET TAHOE 2007-2009
  • GMC SIERRA 1500 2007-2009
  • GMC YUKON 2007-2009
  • GMC YUKON XL 1500 2007-2008
  • Fits 4.8 5.3 6.0L Engines
  • Fits Federal Emissions Models Only

Item Specification

  • Other Part Number: 645459, 50450, 0795218, 50469
  • NOT Legal for sale or Use in California, New York, Or Maine Emissions Models

Item Specification

  • EPA OBD-II Approved, Durable Catalyst Material, OEM Style Replacement

Item Specification

  • Made of High Quality Stainless Steel with Computerized Mandrel-Bends for Strength and Durability

Item Specification

  • For use with Federal Emissions Models

Description

  • Upgrading vehicle's exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems.
  • The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound.

ATTENTION:

DUE TO THE INCREAESD EMISSIONS STANDARDS. THE EPA CONVERTERS ARE NOT LEGAL INSTATES THAT FOLLOW CARB REGULATIONS. VEHICLES REGUSTERED IN CALIFORNIA AND NEW YORK ARE PROHIBITED TO REPLACE AN EMISSIONS SENSITIVE DEVICE WITHOUT THE REPLACEMENT PART HAVING AN EXEMPTION.

High Quality of DNA

  • Our professional technicians do heavy research and development in testing car applications and fitments for our products.
  • We also do rigorous testing on the strength, durability, as well as longevity of the material in order to make sure when the product arrives at the consumers end that it’s ready to go without worries.

DNA Motoring OEM-CONV-008 Factory Style Catalytic Converter Exhaust Manifold Replacement

Based on 48 reviews Check latest price

Product description

Upgrading vehicle's exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems. The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound. Replace for CHEVROLET CRUZE 2011-2015 CHEVROLET CRUZE LIMITED 2016 CHEVROLET SONIC 2012-2017 SATURN ASTRA 2008-2009 Fits Models with 1.8L Engines Fits Federal Emissions Models Only NOT Legal for sale or Use in California, New York, Or Maine Emissions Models

  • 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

Product features

Compatible with

  • CHEVROLET CRUZE 2011-2015
  • CHEVROLET CRUZE LIMITED 2016
  • CHEVROLET SONIC 2012-2017
  • SATURN ASTRA 2008-2009
  • Fits Models with 1.8L Engines
  • Fits Federal Emissions Models Only

Item Specification

  • Other Part Number: 16657, 757592, 59542, 50511
  • NOT Legal for sale or Use in California, New York, Or Maine Emissions Models

Item Specification

  • EPA OBD-II Approved, Durable Catalyst Material, OEM Style Replacement

Item Specification

  • Made of High Quality Stainless Steel with Computerized Mandrel-Bends for Strength and Durability

Item Specification

  • For use with Federal Emissions Models

Description

  • Upgrading vehicle's exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems.
  • The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound.

ATTENTION:

DUE TO THE INCREAESD EMISSIONS STANDARDS. THE EPA CONVERTERS ARE NOT LEGAL INSTATES THAT FOLLOW CARB REGULATIONS. VEHICLES REGUSTERED IN CALIFORNIA AND NEW YORK ARE PROHIBITED TO REPLACE AN EMISSIONS SENSITIVE DEVICE WITHOUT THE REPLACEMENT PART HAVING AN EXEMPTION.

High Quality of DNA

  • Our professional technicians do heavy research and development in testing car applications and fitments for our products.
  • We also do rigorous testing on the strength, durability, as well as longevity of the material in order to make sure when the product arrives at the consumers end that it’s ready to go without worries.

Mophorn Catalytic Converter, 3 Pcs Exhaust Pipe Stainless Steel High Flow Cat, for Chevrolet Traverse 09-17 3.6L V6/Buick Enclave 07-10/GMC Acadia 07-17/Saturn Outlook 3.6L 07-10 (OBD III Compliant)

Mophorn

Based on 96 reviews Check latest price
  • 【OEM HIGH FLOW DESIGN】- This catalytic converter is constructed to meet or even exceed OEM quality. Its high flow design can provide more oxygen to your engine for excellent performance, dramatically improving your exhaust system.
  • 【STAINLESS STEEL STRUCTURE】- The exhaust header set with a stainless steel body can endure high-temper gases from the exhaust. Its internal ceramic substrates contain high-load precious metal catalysts like Pt, Rh, Pd to enhance purification efficiency and intensity.
  • 【FLANGE TO FLANGE INSTALL】- The high flow catalytic converter has standard specification flanges designed for easy installation. Direct bolts exist in the exhaust system without extra modification. The kit also comes with gaskets and hardware for completing the replacement. Professional installation is highly recommended for exerting its max capability.
  • 【STANDARD OBD III COMPLIANT】- This free-flow catalytic converter is compliant with OBD III Standards to ensure the exhaust emissions meet the Federal Emission Standards but is illegal to be used in California as the NON-CARB compliant.
  • 【VEHICLE COMPATIBILITY】- With 3 piece of exhaust manifold pipes suit the replacement of front left, right, and rear parts. The high-flow cat fits 2009-17 Chevy Traverse/2007--17 GMC Acadia/2008-17 Buick Enclave/2007-2010 Saturn Outlook, 3.6L Models.

User questions & answers

Question: can this fit for gmc 2009 acadia slt 3.6l 6 cylinder
Answer: Wasted your money. Had the same problem. Installed it, cleared codes, they came back on 8 miles later. Ordered one from Napa and have had no issues.
Question: Es compatible para Gmc acadia 2009 3.6 L
Answer: It sounded like the original. May be slightly loud.
Question: Is this a direct fit for a gmc Acadia
Answer: No.
Question: After install, does the check engine light remain on
Answer: Hi, I would first check the check engine code before replacing the catalytic converter. it could be that the oxygen sensor is causing the issue.I would suggest that you do a hydrocarbons, carbon monoxide and nitrogen oxides test to know if you really need to replace your catalytic converter.if it turns out that you need to replace it, i would suggest replacing both converters as to balance the exhaust emissions. Hope this was informative.

Product features

High Flow Performance

The vibrant catalytic converter with heavy-duty stainless steel construction features maximum durability and high flow design to increasing conversion efficiency and vehicle power without sacrificing flow rate.

Front & Rear Part Mount

Our direct-fit catalytic converter is built to meet or even exceed OEM standard specifications, With 3 pieces of firmly weld to mount in the front right back, front left-back, and rear part of your vehicle.

With Bolts & Gaskets

This converter manifold has bolt-on connections and a flange to flange design for an effortless installation. It also comes with complete accessories, including gaskets and hardware, to contribute to your replacement.

Internal Honeycomb Structure

Such a powerful universal catalytic converter turns pernicious gases, such as CO, HC, NOX, into more harmless gases like CO2, H2O, N2, contributing to the purification of exhaust gases.

Compliance With OBD III

The high-performance catalytic converter is compliant with OBD III Standards but not with CARB. Thus, it can be used in most states except California. Such high-quality converters avoid MIL code issues in your riding.

Multiple Vehicle Fitment

It is suitable for the 2009 - 2017 Chevrolet/ GMC/ Buick/ Saturn 3.6L catalytic converters, helps the exhaust emission system's work, increases its safety and stability, and enhances driving and riding performance.

Catalytic Converter for 09-17 Chevrolet/ GMC/ Buick/ Saturn 3.6L

The catalytic converter direct fits the 2009-2017 Chevrolet/ GMC/ Buick/ Saturn 3.6L with stainless steel on the surface. It has superior manufacturing technology, such as automated workstations, spinner welding equipment, and high-speed production lines. All converters are built to exact OEM dimensions and fitment. The fitment type is a direct replacement—placement on the front right part of the vehicle.

AUTOSAVER88 Catalytic Converter Compatible with 04-08 Chevy Malibu 2.2L/2.4L | 06-08 Pontiac G6 2.4L | 07-08 Saturn Aura 2.4L (EPA Compliant)

Based on 114 reviews Check latest price
  • 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 (comes with gasket and hardware).
  • 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 2004-2008 Chevrolet Malibu 2.2L/2.4L, 2006-2008 Pontiac G6 2.4L & 2007-2008 Saturn Aura 2.4L, please check product description page below for more references.

User questions & answers

Question: Will this fit a 2009 Chevy Malibu 2.4L with the 4 speed
Answer: Mine was for a 2009 Buick 3.6 L enclave and it fit perfect I would assume an Acadia is pretty much the same thing but I can’t say for sure. They were both made pretty much in the same place, With the Chevy traverse too.
Question: Will this fit a 2008 malibu lt with the 2.4 liter
Answer: Y los compre y me salieron tapados. se los puse a mi camioneta y no camino
Question: Part2 get a another that i wont have the same problem
Answer: I installed this product on a Chevy traverse
Question: I have an 08 pontiac g6 2.4 4 cylinder that has both federal and california emissions listed and i live in ny would this product work for me
Answer: Yes mine did and they did not fit properly so I reached out to them and wouldn’t respond to return them so I had to have a mechanic modify them to fit and the engine light is still on

Product features

AUTOSAVER88 High Flow Catalytic Converter

  • Features 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 code issues.
  • Internal honeycomb structure for maximum flow and surface area. Allows the catalysis to fully react with exhaust gases without sacrificing flow rate, thus reducing the back pressure.
  • The increased exhaust flow allows your engine to make more power, improve vehicle performance.

Vehicle Fitment

Chevrolet Malibu

  • 2008 Chevrolet Malibu LT 2.4L 4-Speed Automatic Transmission w/o RPO Code NU6 (California Emissions, PZEV)
  • 2008 Chevrolet Malibu Classic LS 2.2L
  • 2008 Chevrolet Malibu Hybrid 2.4L
  • 2008 Chevrolet Malibu LS 2.4L w/o RPO Code NU6 (California Emissions, PZEV)
  • 2007 Chevrolet Malibu LT 2.2L
  • 2007 Chevrolet Malibu LS 2.2L
  • 2006 Chevrolet Malibu LT 2.2L
  • 2006 Chevrolet Malibu LS 2.2L
  • 2005 Chevrolet Malibu Base 2.2L
  • 2004 Chevrolet Malibu Base 2.2L

Pontiac G6

  • 2008 Pontiac G6 Base 2.4L w/o RPO Code NU6 (California Emissions, PZEV)
  • 2007 Pontiac G6 Base 2.4L
  • 2006 Pontiac G6 Base 2.4L

About Check Engine Light On

  • Most vehicle owners care about if this catalytic converter can eliminate the check engine light on caused by code P0420 - catalyst system efficiency below threshold.
  • We would answer definitely YES! But before replacing a catalytic converter, please make sure your O2 sensors still work well. Faulty sensors can cause damage to spark plugs, catalytic converters and damage your fuel economy.

Replacement Guide (Do It Yourself)

  • Raise the vehicle and secure it on jack stands.
  • Identify the catalytic converter on the underside of the vehicle.
  • Remove the oxygen sensors.
  • Spray penetrating oil on the exhaust flange hardware and flanges, then remove the Old Catalytic Converter.
  • Install new catalytic converter, direct bolts to existing exhaust system - Do not forget to install gaskets to prevent exhaust leaks.

High Flow Cats Increase Power

  • The problem with regular catalytic converters is that they don’t always allow the gasses to pass through as efficiently as possible.
  • High flow catalytic converters allow for the more efficient flow of exhaust gasses, removing restrictions that can impede performance.
  • If the original OE converter does not match your engine power, a high flow cat might be a great choice.

MAYASAF Catalytic Converter [2.4L Models Only] for Chevy 2010-14 Equinox LS/LT/LTZ, 2012-15 Captiva Sport LS/LT/LTZ, for GMC 2010-14 Terrain Denali/SLE/SLT, EPA Compliant

Based on 44 reviews Check latest price
  • 【Fitment】2012-2015 for Chevy Captiva Sport LS/LT/LTZ 2.4L, 2010-2014 for Chevy Equinox LS/LT/LTZ 2.4L, 2010-2014 for GMC Terrain Denali/SLE/SLT 2.4L.
  • 【Non-CARB Compliant】Illegal for use on vehicles required to meet California emission standards. ITEM NOT SALE IN CA & NY.
  • 【EPA CERTIFIED】Backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. Make sure this item fits your vehicle first, thanks a bunch!
  • 【High Quality & Flow】Meet or exceed OEM standards. Made from 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 heat resistance and service life.
  • 【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!

User questions & answers

Question: How do I validate my guarantee if I buy the catalyst and it did not work? I bought another catalyst that worked
Answer: sorry,this item doesn't fits 09 Chevy Malibu. it only fits 04-08 Malibu .
Question: Is there a warranty
Answer: yes ,this item fits 08 Chevrolet Malibu 2.4L .You can check product description page for reference.
Question: I have a Chevy equinox 2.4 LT is thi catalytic converter fits in my car
Answer: The bolt holes were about 1/4 inch off where it bolts to the engine.
Question: Can u ship sooner
Answer: It worked on my 07 G6 but after 2 months the exhaust manifold cracked at the Y. Makes noise but still works.

Product features

MAYASAF Catalytic converter

2012-2015 Chevrolet Captiva Sport LS, 2.4L

2013-2015 Chevrolet Captiva Sport LT, 2.4L

2013-2015 Chevrolet Captiva Sport LTZ, 2.4L

2010-2014 Chevrolet Equinox LS, 2.4L

2010-2014 Chevrolet Equinox LT, 2.4L

2010-2014 Chevrolet Equinox LTZ, 2.4L

2013 2014 GMC Terrain Denali, 2.4L

2010-2014 GMC Terrain SLE, 2.4L

2010-2014 GMC Terrain SLT, 2.4L

Please pay attention during usage:

1. Do not use leaded gasoline.

2. Do not run fast for a long time (open-loop control state).

3. Do not allow the engine speed to change quickly.

4. The ignition time should not be too late.

5. It won't start for a long time.

6. Do not pull out the high-voltage line for a long time to test.

7. When measuring the cylinder pressure, unplug the central control connector of the fuel pump, so that the injector can stop the injection of fuel into the cylinder.

8. When it is found that the cylinder is not working properly, it should be stopped in time for inspection and troubleshooting.

9. Avoid factors to a rich mixture, such as inadequate closing of the fuel injector, failure of the fuel pressure regulator, failure of the oxygen sensor, and failure of the air flow sensor

10. As long as the catalytic converter is used correctly, it generally does not require maintenance, so do not disassemble it casually. If it needs to be replaced, it must be matched with the engine.

Catalytic converter structure

Catalytic converter composed of shell, shock-absorbing layer, substrate, carrier, and catalyst.

The substrate material of the catalyst is mainly honeycomb ceramics, the structure increased the effective contact area with the exhaust gas to the most. Ceramics provide strength with lower density, the resistance of high temperature, small coefficient of thermal expansion, etc.

The carrier coating is usually Alumina (Al2O3), which compatibility both well with ceramics and catalyst, and provide good specific surface area and thermal stability.

And the precious metal catalyst is Rh, Pt, Pd. (Platinum Group Metals)

Conversion efficiency with A/F (Air-Fire ratio) and T(temperature)

Only at the ideal air-fuel ratio (A/F 14.7:1), the conversion efficiency of these three pollutants will be relatively highest at the same time.

And the temperature is extremely important for a catalyst too, in order to maximize the efficiency of the converter reaction.

Usually, the best temperature range is 400-800℃.

The Light-Off Temperature is 250℃, between 250-400℃, the conversion efficiency would drop sharply.

And beyond 800℃, the precious metal catalyst would be aging rapidly.

The common causes of failure

The temperature is too high. when exceeds 1000 ℃, the catalyst in its inner layer will sinter and die, even fires.

Chronic poisoning. S, Pb, P, Zn and their formation of oxide particles after combustion in the engine are easy to be adsorbed on the catalyst.

Surface-area carbon. The soot emitted by the engine would adhere to the surface of the catalyst.

Exhaust deterioration. aging or overuse leads to failure.

Differential use. The installation and application should be strictly matched according to the engine model.

Oxygen sensing failure. Ensure the oxygen sensor is working properly to achieve the best Air-Fire ratio, Oxygen sensing failure would cause lots of problems.

About the Code P0420/P4030

This catalytic converter can eliminate the check engine light on caused by code P0420 - catalyst system efficiency below threshold.

Therefore, before replacing a catalytic converter, please make sure your O2 sensors still work well. Faulty sensors can cause Oxygen sensor carbon deposition, ceramic chipping, heater resistance wire burnout, internal circuit disconnection, and damage to your fuel economy as well as the service life of the converter.

DNA Motoring OEM-CONV-029 Factory Style Catalytic Converter Flex Exhaust Pipe

Based on 115 reviews Check latest price

Product description

Upgrading vehicle's exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems. The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound. Replace for 10-14 Chevy Equinox 2. 4 12-15 Chevy Captiva Sport 2. 4 10-14 GMC Terrain 2. 4NOT Legal for sale or Use in California, New York, Or Maine Emissions Models

  • Made of High Quality Stainless Steel with Computerized Mandrel-Bends for Strength and Durability
  • Durable Catalyst Material, OEM Style Replacement
  • EPA OBD-II Approved
  • For use with Federal Emissions Models
  • NOT Legal for sale or Use in California, New York, Or Maine Emissions Models

User questions & answers

Question: What is the warranty for this product. I install it in Nov. 2019 and it came apart at the flex joint
Answer: Just email us by 'Contact seller' on your Amazon order detail page, we will help to solve your concerns, thank you.
Question: Looking for California admission catalytic converter fo 2014 Chevy equinox
Answer: Yes, 5 years or 50 000 miles limited warranty, thank you.
Question: Do you have early shipping and handing
Answer: It fits for 2010-2014 Chevrolet Equinox LT, 2.4L
Question: I need the front and rear catalytic converter my car uses regular gas will this fit my car
Answer: We will ship the item as soon as possible after receiving your order, thank you for your order and support!

Product features

Compatible with

  • 10-14 Chevy Equinox 2.4
  • 12-15 Chevy Captiva Sport 2.4
  • 10-14 GMC Terrain 2.4

Item Specification

  • NOT Legal for sale or Use in California, New York, Or Maine Emissions Models

Item Specification

  • EPA OBD-II Approved, Durable Catalyst Material, OEM Style Replacement
  • Made of High Quality Stainless Steel with Computerized Mandrel-Bends for Strength and Durability

Item Specification

  • Durable Catalyst Material, OEM Style Replacement

Item Specification

  • For use with Federal Emissions Models

Description

  • Upgrading vehicle's exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems.
  • The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound.

ATTENTION:

DUE TO THE INCREAESD EMISSIONS STANDARDS.VEHICLES REGUSTERED IN CALIFORNIA AND NEW YORK ARE PROHIBITED TO REPLACE AN EMISSIONS SENSITIVE DEVICE WITHOUT THE REPLACEMENT PART HAVING AN EXEMPTION

High Quality of DNA

  • Our professional technicians do heavy research and development in testing car applications and fitments for our products.
  • We also do durability, as well as longevity of the material in order to make sure when the product arrives at the consumers end that it’s ready to go without worries.

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