Best Catalytic Converter Cleaners

13.7k reviews scanned and analysysed
Tom Ramsey
Tom Ramsey Writer
Last Updated: Oct 22, 2024 Share On:

Have you read countless suggestions to find the best catalytic converter cleaners but still have no idea, then you have come to the right place.

Our experts have analyzed 387 products and finally recommended 20 products,which are sold by sellers like FEILIAMAO ( 4.72 / 5 ), BoostProjects ( 4.79 / 5 ), and Shreney ( 4.86 / 5 ).

Keep reading and let us help you make the best investment.

A Quick Look: Our Top Picks

Top 1
Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019)
9.9We rank the products based on a number of factors such as features, price, customer reviews and so on.

Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019)

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Top 1 Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019)

Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019)

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Top 2
Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive
9.7We rank the products based on a number of factors such as features, price, customer reviews and so on.

Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive

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Top 2 Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive

Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive

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Top 3
Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber.
9.6We rank the products based on a number of factors such as features, price, customer reviews and so on.

Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber.

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Top 3 Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber.

Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber.

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*Note The result is based on our independent research, and we are reader-supported and do not promote any brand or retailer. As a member of Amazon Marketing Affiliates, we may receive a commission from qualified purchases.

Top 20 Catalytic Converter Cleaners Reviews 2024 In Detail

1 Editor's Choice

Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019)

CATACLEANBrand 120019Model 6.1H*10.1L*8.9W inchesDimension
Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019) cover
Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019) thumb #1Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019) thumb #2Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019) thumb #3Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019) thumb #4Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019) thumb #5Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019) thumb #6Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019) thumb #7Cataclean 120019 2) Bottle 16Oz. Fuel/Exhaust (120019) thumb #8
9.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$$
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Features
  • EPA Approved
  • Easy to use - Simply pop, pour and go every 3 months
  • Original long nose bottle which is capless gas tank compatible
  • Does not alter fuel composition and is safe for gasoline, diesel and Hybrid engines
  • Restores Catalytic Converter, Oxygen Sensors, Fuel Injectors and cylinder heads
2 Editor's Choice

Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive

DURA LUBEBrand HL-402409Model 9.12H*2.62L*2.62W inchesDimension 1.0 lbWeight
Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive cover
Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive thumb #1Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive thumb #2Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive thumb #3Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive thumb #4Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive thumb #5Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive thumb #6Dura Lube HL-402409 Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive thumb #7
9.7We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
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Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • PERFORMANCE. Add to your vehicle anytime to help fuel systems and engine performance.
  • RECOMMENDATION. Use before replacing catalytic converter.
  • SHIELD. Protects catalytic system from harmful oil and maintains catalytic efficiency.
  • REDUCTION. Reduces phosphorus and zinc retention levels at catalyst inlet.
  • SAVING. Help increase fuel economy, fit type - universal fit work on all engines.
3 Editor's Choice

Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber.

LIQUI MOLYBrand 7110Model 7.28H*2.13L*2.13W inchesDimension 0.66 lbWeight
Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber. cover
Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber. thumb #1Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber. thumb #2Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber. thumb #3Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber. thumb #4Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber. thumb #5Liqui Moly 7110 Cleans The Injection System And The Combustion Chamber. thumb #6
9.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
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Features
  • Protects the catalytic converter from clogging with soot.
  • Cleans the injection system and the combustion chamber.
  • Improves the combustion of the fuel.
  • Clean engines reduce fuel consumption and therefore CO2 emissions.
  • Suitable for all gasoline engines with a catalytic converter.
4

Motorpower Care 7001 Catalytic Converter Cleaner Pass Emissions Test Cleans Catalyst

MOTORPOWER CAREBrand 7001Model
Motorpower Care 7001 Catalytic Converter Cleaner Pass Emissions Test Cleans Catalyst cover
Motorpower Care 7001 Catalytic Converter Cleaner Pass Emissions Test Cleans Catalyst thumb #1Motorpower Care 7001 Catalytic Converter Cleaner Pass Emissions Test Cleans Catalyst thumb #2Motorpower Care 7001 Catalytic Converter Cleaner Pass Emissions Test Cleans Catalyst thumb #3Motorpower Care 7001 Catalytic Converter Cleaner Pass Emissions Test Cleans Catalyst thumb #4Motorpower Care 7001 Catalytic Converter Cleaner Pass Emissions Test Cleans Catalyst thumb #5
9.4We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
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Visit Store » MotorPower Care ( 4.59 / 5 )
Features
  • Effectively cleans and unclogs catalytic converters, improving overall performance.
  • Helps restore lost horsepower and fuel efficiency.
  • Reduces the risk of engine damage.
  • Easy to use additive that can be directly added to the fuel tank during refueling.
  • Compatible with all gasoline and hybrid vehicles.
5

Motorpower Care 7001-2 2X Cans Catalytic Converter Cleaner

MOTORPOWER CAREBrand 7001-2Model
Motorpower Care 7001-2 2X Cans Catalytic Converter Cleaner cover
Motorpower Care 7001-2 2X Cans Catalytic Converter Cleaner thumb #1Motorpower Care 7001-2 2X Cans Catalytic Converter Cleaner thumb #2Motorpower Care 7001-2 2X Cans Catalytic Converter Cleaner thumb #3Motorpower Care 7001-2 2X Cans Catalytic Converter Cleaner thumb #4Motorpower Care 7001-2 2X Cans Catalytic Converter Cleaner thumb #5
9.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$
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Visit Store » MotorPower Care ( 4.59 / 5 )
Features
  • Clean and protect catalytic converter material
  • Not required disassembling, easy to use
  • Clean your vehicle catalytic converter instead of replacing it
  • Can fix P0420 & P0430 codes if Catalyst not broken
6

Liqui Moly 8931 Catalytic-System Cleaner

LIQUI MOLYBrand 8931Model 2.36H*4.72L*2.36W inchesDimension 0.66 lbWeight
Liqui Moly 8931 Catalytic-System Cleaner cover
Liqui Moly 8931 Catalytic-System Cleaner thumb #1Liqui Moly 8931 Catalytic-System Cleaner thumb #2Liqui Moly 8931 Catalytic-System Cleaner thumb #3Liqui Moly 8931 Catalytic-System Cleaner thumb #4
9.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
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Visit Store » An Auto Part Story ( 4.94 / 5 )
Features
  • Special combination of additives for cleaning and removal of sediments and typical impurities in the intake system and combustion
  • Catalytic-system
  • Item Package Weight - 0.299 kg
  • Item Package Dimension - 17.6cm L x 5.0cm W x 5.0cm H
7

Xado XB 30026 Catalytic Converter Cleaner

XADOBrand XB 30026Model
Xado XB 30026 Catalytic Converter Cleaner cover
Xado XB 30026 Catalytic Converter Cleaner thumb #1Xado XB 30026 Catalytic Converter Cleaner thumb #2
9.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
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Visit Store » XADO TECH, LLC ( 4.85 / 5 )
Features
  • Catalytic System Cleaner - Safeguards the catalytic converter by preventing the accumulation of soot, thereby preserving its efficiency and longevity while minimizing emissions.
  • Exhaust Treatment - Eliminates carbon deposits from oxygen sensors and EGR valves, optimizing their performance and prolonging their operational lifespan, leading to more accurate engine monitoring and reduced exhaust emissions.
  • Promotes Fuel Efficiency - Thoroughly cleans intake valves and the combustion chamber, effectively removing carbon buildup and other contaminants, resulting in improved airflow, fuel atomization, and combustion efficiency.
  • Better Combustion - Enhances the combustion process of fuel by promoting more thorough and uniform burning, maximizing energy extraction from each fuel molecule, which translates to increased power output, improved throttle response, and enhanced fuel economy.
  • Corrosion Protection - Provides comprehensive protection against corrosion throughout the fuel system, including fuel lines, injectors, and fuel tanks, safeguarding against damage caused by moisture, ethanol, and other corrosive elements, thus ensuring long-term reliability and minimizing maintenance costs.
8

Mr. Gasket 120007-2PK Fuel And Exhaust System Cleaner

MR. GASKETBrand 120007-2PKModel 6.0H*9.0L*6.0W inchesDimension
Mr. Gasket 120007-2PK Fuel And Exhaust System Cleaner cover
9.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$$
Save 8% + FreeShipping
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Visit Store » BoostProjects ( 4.79 / 5 )
Features
  • Using Cataclean can lower your total hydrocarbon emissions by up to 50 percent
  • Reduces carbon build-up in catalytic converter, oxygen sensors, fuel injectors and cylinder heads which results in improved fuel efficiency
  • Improves overall vehicle performance-including drivability issues such as power reduction, hesitation, rough idle, hard starts and lost fuel economy
  • Safe for gasoline, diesel, hybrid and flex-fuel vehicles; does not alter fuel
  • Not for use in 2-stroke or oil/gas mix engines
9

Autoprofi 671891858416 Oxicat- Oxygen Sensor & Catalytic Converter Cleaner-Engine

AUTOPROFIBrand 671891858416Model 2.0H*7.5L*3.0W inchesDimension 1.12 lbWeight
Autoprofi 671891858416 Oxicat- Oxygen Sensor & Catalytic Converter Cleaner-Engine cover
Autoprofi 671891858416 Oxicat- Oxygen Sensor & Catalytic Converter Cleaner-Engine thumb #1Autoprofi 671891858416 Oxicat- Oxygen Sensor & Catalytic Converter Cleaner-Engine thumb #2Autoprofi 671891858416 Oxicat- Oxygen Sensor & Catalytic Converter Cleaner-Engine thumb #3Autoprofi 671891858416 Oxicat- Oxygen Sensor & Catalytic Converter Cleaner-Engine thumb #4Autoprofi 671891858416 Oxicat- Oxygen Sensor & Catalytic Converter Cleaner-Engine thumb #5Autoprofi 671891858416 Oxicat- Oxygen Sensor & Catalytic Converter Cleaner-Engine thumb #6Autoprofi 671891858416 Oxicat- Oxygen Sensor & Catalytic Converter Cleaner-Engine thumb #7
9.0We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
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Visit Store » AUTOPROFI Shop US ( 4.74 / 5 )
Features
  • A key step in your PREVENTIVE MAINTENANCE ROUTINE. Safe and effective for all gasoline- and diesel-fuel vehicles
  • Engineered to clean the entire exhaust system WITH REGULAR USE.
  • OXICAT is activated when the catalytic converter reaches its required working temperature.
  • Proven safe and effective by the Pros, now available in North America. TUV certified, made in Germany
10

Catalytic Converter Cleaner New Technology Very Effective Kit

MOTORPOWER CARE, CATALYST CONVERTER CLEANING KITBrand 8102Model
Catalytic Converter Cleaner New Technology Very Effective Kit cover
Catalytic Converter Cleaner New Technology Very Effective Kit thumb #1Catalytic Converter Cleaner New Technology Very Effective Kit thumb #2Catalytic Converter Cleaner New Technology Very Effective Kit thumb #3Catalytic Converter Cleaner New Technology Very Effective Kit thumb #4Catalytic Converter Cleaner New Technology Very Effective Kit thumb #5Catalytic Converter Cleaner New Technology Very Effective Kit thumb #6Catalytic Converter Cleaner New Technology Very Effective Kit thumb #7Catalytic Converter Cleaner New Technology Very Effective Kit thumb #8
8.8We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
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Visit Store » MotorPower Care ( 4.59 / 5 )
Features
  • the most effective and inexpensive cleaning solution
  • Clean and protect catalytic converter material
  • Not required disassembling, easy to use
  • Clean your vehicle catalytic converter instead of replacing it
  • Will fix P0420 & P0430 codes if Catalyst not broken
11

Kxc CATALYTIC CONVERTER CLEANER Kit，Catalytic Converter Cleaner

KXCBrand Catalytic Converter CleanerModel
Kxc CATALYTIC CONVERTER CLEANER Kit，Catalytic Converter Cleaner cover
Kxc CATALYTIC CONVERTER CLEANER Kit，Catalytic Converter Cleaner thumb #1Kxc CATALYTIC CONVERTER CLEANER Kit，Catalytic Converter Cleaner thumb #2Kxc CATALYTIC CONVERTER CLEANER Kit，Catalytic Converter Cleaner thumb #3Kxc CATALYTIC CONVERTER CLEANER Kit，Catalytic Converter Cleaner thumb #4Kxc CATALYTIC CONVERTER CLEANER Kit，Catalytic Converter Cleaner thumb #5
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
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Visit Store » FEILIAMAO ( 4.72 / 5 )
Features
  • Catalytic Converter Cleaner - - Reduces carbon build-up in catalytic converter, oxygen sensors, fuel injectors and cylinder heads which results in improved fuel efficiency. Improves overall vehicle performance-including driveability issues such as power reduction, hesitation, rough idle, hard starts and lost fuel economy.
  • Clean The Entire System - - Catalytic Converter Cleaner can also clean other parts like the oxygen sensor, the fuel injectors, cylinder heads, and others. Portable size is convenient, add a bottle every time you refuel.
  • Easy to Use Additive - - Simply Pour In Your Fuel Tank. Use one bottle per tank for most effective treatment that can be directly added to the fuel tank during refueling. Compatible with all gasoline and hybrid vehicles.
  • Best Catalytic Converter Cleaner - Reduces carbon build-up in catalytic converter, oxygen sensors, fuel injectors and cylinder heads which results in improved fuel efficiency.
  • Fuel System Cleaner - - Proper fuel and exhaust flow will keep that engine start easily and run smoothly, which will also cut down on maintenance costs. Help Clean The Fuel Injection System, As Well As The Cylinders, Improving Overall Performance.
12

Anrui 01 Catalytic Converter Cleaner Auto Parts Engine

ANRUIBrand 01Model
Anrui 01 Catalytic Converter Cleaner Auto Parts Engine cover
Anrui 01 Catalytic Converter Cleaner Auto Parts Engine thumb #1Anrui 01 Catalytic Converter Cleaner Auto Parts Engine thumb #2Anrui 01 Catalytic Converter Cleaner Auto Parts Engine thumb #3Anrui 01 Catalytic Converter Cleaner Auto Parts Engine thumb #4Anrui 01 Catalytic Converter Cleaner Auto Parts Engine thumb #5Anrui 01 Catalytic Converter Cleaner Auto Parts Engine thumb #6
8.5We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
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Visit Store » KFIAQ-QWAS ( 4.69 / 5 )
Features
  • Catalytic Converter Cleaner - Reduces carbon build-up in catalytic converter, oxygen sensors, fuel injectors and cylinder heads which results in improved fuel efficiency. Improves overall vehicle performance-including driveability issues such as power reduction, hesitation, rough idle, hard starts and lost fuel economy.
  • Easy to Use Additive - Simply Pour In Your Fuel Tank. Use one bottle per tank for most effective treatment that can be directly added to the fuel tank during refueling. Compatible with all gasoline and hybrid vehicles.
  • Catalytic Converter Cleaner - High Mileage Fuel Injector Cleaner is specially formulated to remove carbon deposits from engines with more than 75,000 miles. Safe for gasoline, diesel, hybrid and flex-fuel vehicles; does not alter fuel.
  • Best Catalytic Converter Cleaner - Reduces carbon build-up in catalytic converter, oxygen sensors, fuel injectors and cylinder heads which results in improved fuel efficiency. Improves overall vehicle performance-including driveability issues such as power reduction, hesitation, rough idle, hard starts and lost fuel economy
  • Fuel System Cleaner - catalytic converter cleaner,catalytic cleaner,best catalytic converter cleaner,catalytic convertor cleaner,boost up catalytic convertor cleaner,catalytic system cleaner,catalyst converter cleaner,catalytic convertor cleaner.
13

Rislone 4720 Cat Complete Fuel, Exhaust And Emissions System Cleaner

RISLONEBrand 4720Model 2.65H*9.25L*2.65W inchesDimension 1.08 lbWeight
Rislone 4720 Cat Complete Fuel, Exhaust And Emissions System Cleaner cover
Rislone 4720 Cat Complete Fuel, Exhaust And Emissions System Cleaner thumb #1Rislone 4720 Cat Complete Fuel, Exhaust And Emissions System Cleaner thumb #2Rislone 4720 Cat Complete Fuel, Exhaust And Emissions System Cleaner thumb #3Rislone 4720 Cat Complete Fuel, Exhaust And Emissions System Cleaner thumb #4Rislone 4720 Cat Complete Fuel, Exhaust And Emissions System Cleaner thumb #5Rislone 4720 Cat Complete Fuel, Exhaust And Emissions System Cleaner thumb #6
8.4We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
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Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • Increase power, performance, mileage and save gas - Cleans by not only the entire emissions and exhaust system, but the fuel system as well. Works with gasoline, ethanol and hybrid vehicles.
  • Save on expensive fuel system and emission control repairs - Regular use every 5,000 miles tunes-up the fuel, emissions and exhaust systems keeping them clean and preventing the CEL light from returning.
  • Will not void manufacturers new vehicle warranty - Specifically designed and safe to use on vehicles which have oxygen sensors and catalytic converters. Exceeds EPA compliance performance criteria.
  • Works on all fuel injected, direct injected, carbureted, turbo, GTDI, Ecotec and EcoBoost engines.
  • Clean fuel and exhaust systems reduce excess exhaust hydrocarbon, CO and NOX emissions and saves gas.
14

Nitrox NPC500 Catalytic Converter Petrol Cleaner

NITROXBrand NPC500Model 8.82H*2.56L*2.56W inchesDimension 1.06 lbWeight
Nitrox NPC500 Catalytic Converter Petrol Cleaner cover
Nitrox NPC500 Catalytic Converter Petrol Cleaner thumb #1Nitrox NPC500 Catalytic Converter Petrol Cleaner thumb #2Nitrox NPC500 Catalytic Converter Petrol Cleaner thumb #3Nitrox NPC500 Catalytic Converter Petrol Cleaner thumb #4Nitrox NPC500 Catalytic Converter Petrol Cleaner thumb #5
8.4We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
Save 24% + FreeShipping
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Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • RESTORE YOUR ENGINE - Breathe new life into your engine! This multi-purpose formula gets to work instantly, cleaning away harmful carbon and resin deposits from the entire engine, fuel and exhaust system, boosting MPG, and reducing harmful emissions from your car.
  • SAIL THROUGH EMISSIONS TESTS - Use just before your MOT to help you pass emissions tests
  • INSTANT EFFECT - Clean Cat's advanced formula cleans your system straight away
  • EASY USE - Pour straight into your fuel tank and let Clean Cat get to work
  • PERFORMANCE BOOST - Clean and restore your engine to its original performance
15

Dura Lube HL-40240-02 Severe Catalytic And Exhaust Treatment

DURA LUBEBrand HL-40240-02Model
Dura Lube HL-40240-02 Severe Catalytic And Exhaust Treatment cover
Dura Lube HL-40240-02 Severe Catalytic And Exhaust Treatment thumb #1Dura Lube HL-40240-02 Severe Catalytic And Exhaust Treatment thumb #2Dura Lube HL-40240-02 Severe Catalytic And Exhaust Treatment thumb #3Dura Lube HL-40240-02 Severe Catalytic And Exhaust Treatment thumb #4Dura Lube HL-40240-02 Severe Catalytic And Exhaust Treatment thumb #5Dura Lube HL-40240-02 Severe Catalytic And Exhaust Treatment thumb #6
8.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
Check On Amazon Search On eBay
Visit Store » IGB SALES ( 4.58 / 5 )
Features
  • PERFORMANCE. Add to your vehicle anytime to help fuel systems and engine performance.
  • RECOMMENDATION. Use before replacing catalytic converter.
  • SHIELD. Protects catalytic system from harmful oil and maintains catalytic efficiency.
  • REDUCTION. Reduces phosphorus and zinc retention levels at catalyst inlet.
  • SAVING. Help increase fuel economy, fit type - universal fit work on all engines.
16

Omaky 2P SYCH 2 Pcs Catalytic Converter Cleaner

OMAKYBrand 2P SYCHModel
Omaky 2P SYCH 2 Pcs Catalytic Converter Cleaner cover
Omaky 2P SYCH 2 Pcs Catalytic Converter Cleaner thumb #1Omaky 2P SYCH 2 Pcs Catalytic Converter Cleaner thumb #2Omaky 2P SYCH 2 Pcs Catalytic Converter Cleaner thumb #3Omaky 2P SYCH 2 Pcs Catalytic Converter Cleaner thumb #4Omaky 2P SYCH 2 Pcs Catalytic Converter Cleaner thumb #5Omaky 2P SYCH 2 Pcs Catalytic Converter Cleaner thumb #6
8.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
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Visit Store » WANGXIN ( 4.72 / 5 )
Features
  • Reduce Fuel Consumption - Reduces carbon build-up in catalytic converter, oxygen sensors, fuel injectors and cylinder heads which results in improved fuel efficiency
  • Catalytic Converter Cleaner - Simply pour in your fuel tank.Makes engines start easily and run smoothly. Clean and protect catalytic converter material, increased fuel efficiency and reduced emissions
  • Fuel System Cleaner - Proper fuel and exhaust flow will keep that engine start easily and run smoothly, which will also cut down on maintenance costs. Help Clean The Fuel Injection System, As Well As The Cylinders, Improving Overall Performance
  • Clean The Entire System - Catalytic Converter Cleaner can also clean other parts like the oxygen sensor, the fuel injectors, cylinder heads, and others. Portable size is convenient, add a bottle every time you refuel
  • Safety to Use - Safe for gasoline, diesel, hybrid and flex-fuel vehicles; does not alter fuel. Not for use in 2-stroke or oil/gas mix engines. There is no need to worry about leakage or evaporation
17

Autoprofi 43243 Oxicat Oxygen Sensor, Catalytic Converter, & Turbocharger Cleaner

AUTOPROFIBrand 43243Model 3.0H*7.47L*2.0W inchesDimension 0.62 lbWeight
Autoprofi 43243 Oxicat Oxygen Sensor, Catalytic Converter, & Turbocharger Cleaner cover
Autoprofi 43243 Oxicat Oxygen Sensor, Catalytic Converter, & Turbocharger Cleaner thumb #1Autoprofi 43243 Oxicat Oxygen Sensor, Catalytic Converter, & Turbocharger Cleaner thumb #2Autoprofi 43243 Oxicat Oxygen Sensor, Catalytic Converter, & Turbocharger Cleaner thumb #3Autoprofi 43243 Oxicat Oxygen Sensor, Catalytic Converter, & Turbocharger Cleaner thumb #4Autoprofi 43243 Oxicat Oxygen Sensor, Catalytic Converter, & Turbocharger Cleaner thumb #5Autoprofi 43243 Oxicat Oxygen Sensor, Catalytic Converter, & Turbocharger Cleaner thumb #6Autoprofi 43243 Oxicat Oxygen Sensor, Catalytic Converter, & Turbocharger Cleaner thumb #7
8.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
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Visit Store » AUTOPROFI Shop US ( 4.74 / 5 )
Features
  • Safe and effective for all petrol (gasoline)and diesel vehicles
  • Engineered to clean the entire exhaust system WITH REGULAR USE.
  • OXICAT is activated when the catalytic converter reaches its required working temperature.
  • Proven safe and effective by the Pros, now available in North America. TUV certified, made in Germany
18

Bixmk AA2 Catalytic Converter Cleaner Auto Parts Engine

BIXMKBrand AA2Model
Bixmk AA2 Catalytic Converter Cleaner Auto Parts Engine cover
Bixmk AA2 Catalytic Converter Cleaner Auto Parts Engine thumb #1Bixmk AA2 Catalytic Converter Cleaner Auto Parts Engine thumb #2Bixmk AA2 Catalytic Converter Cleaner Auto Parts Engine thumb #3Bixmk AA2 Catalytic Converter Cleaner Auto Parts Engine thumb #4Bixmk AA2 Catalytic Converter Cleaner Auto Parts Engine thumb #5Bixmk AA2 Catalytic Converter Cleaner Auto Parts Engine thumb #6
8.0We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
Save 15% + FreeShipping
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Visit Store » Shreney ( 4.86 / 5 )
Features
  • Catalytic Converter Cleaner - Reduces carbon build-up in catalytic converter, oxygen sensors, fuel injectors and cylinder heads which results in improved fuel efficiency. Improves overall vehicle performance-including driveability issues such as power reduction, hesitation, rough idle, hard starts and lost fuel economy.
  • Easy to Use Additive - Simply Pour In Your Fuel Tank. Use one bottle per tank for most effective treatment that can be directly added to the fuel tank during refueling. Compatible with all gasoline and hybrid vehicles.
  • Catalytic Converter Cleaner - High Mileage Fuel Injector Cleaner is specially formulated to remove carbon deposits from engines with more than 75,000 miles. Safe for gasoline, diesel, hybrid and flex-fuel vehicles; does not alter fuel.
  • Great Catalytic Converter Cleaner - Reduces carbon build-up in catalytic converter, oxygen sensors, fuel injectors and cylinder heads which results in improved fuel efficiency. Improves overall vehicle performance-including driveability issues such as power reduction, hesitation, rough idle, hard starts and lost fuel economy
  • Fuel System Cleaner - catalytic converter cleaner,catalytic cleaner,best catalytic converter cleaner,catalytic convertor cleaner,boost up catalytic convertor cleaner,catalytic system cleaner,catalyst converter cleaner,catalytic convertor cleaner.
19

Motor Power Care 1002 P0420 P0430 Fix Catalytic Converter Cleaner Kit Catalyst Issue

MOTOR POWER CAREBrand 1002Model 2.0 lbWeight
Motor Power Care 1002 P0420 P0430 Fix Catalytic Converter Cleaner Kit Catalyst Issue cover
8.0We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$$
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Visit Store » MotorPower Care ( 4.59 / 5 )
Features
  • Complete Kit - Includes Catalytic Converter Cleaner Fuel Additive, Catalytic Converter Foam Direct Spray Cleaner, and Engine Flush to address multiple causes of P0420 & P0430 codes.
  • Enhanced Engine Performance - Restores engine performance, restores fuel efficiency, and ensures proper operation of critical components like the catalyst and oxygen sensor.
  • Effective Cleaning - Thoroughly removes soot and carbon deposits from the entire exhaust tract (catalytic converter & DPF system).
  • Engine Flush Cleaner - Sludge Removal - Removes all sludge, residues, and contamination from internal engine surfaces. Boosts Power - Reduces oil and fuel consumption by removing harmful varnish deposits. Extends Engine Lifespan - Neutralizes engine acids and restores engine compression.
20

Crc 05063 Guaranteed To Pass Emissions Test Formula

CRCBrand 05063Model 2.18H*8.26L*3.54W inchesDimension 0.0 lbWeight
Crc 05063 Guaranteed To Pass Emissions Test Formula cover
Crc 05063 Guaranteed To Pass Emissions Test Formula thumb #1Crc 05063 Guaranteed To Pass Emissions Test Formula thumb #2Crc 05063 Guaranteed To Pass Emissions Test Formula thumb #3Crc 05063 Guaranteed To Pass Emissions Test Formula thumb #4Crc 05063 Guaranteed To Pass Emissions Test Formula thumb #5Crc 05063 Guaranteed To Pass Emissions Test Formula thumb #6
7.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
Save 7% + FreeShipping
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Features
  • GUARANTEED TO PASS - CRC's Guaranteed to Pass Emissions Test Formula reduces your car's emissions and improves power; performance; and fuel economy in one treatment.
  • ADVANCED FORMULA - This product uses a powerful detergent to soften and dissolve sludge in the fuel system; removing deposits and residue.
  • APPLICATIONS - Advanced detergent formula for use in all cars; SUVs; trucks; and hybrids using gasoline or ethanol blends. Safe for all gasoline engines including Direct Injection (GDI) or Port Injection (PI); with or without turbochargers or superchargers.
  • PRODUCT SPECIFICATIONS - Guaranteed To Pass comes in a 12 fl oz bottle.
  • CRC INDUSTRIES - A market leader that offers impeccably designed chemical solutions to maintain; protect and repair different marine; heavy-duty motor vehicles; industrial-grade engines; household tools and electrical equipment.

Best Catalytic Converter Cleaners Of 2024 Rating

Top Reviewed Catalytic Converter Cleaners

Popular Related

What you need to know about Catalytic Converter Cleaners

How long does it take for Cataclean to work?

After pouring the cleaning product into the tank, it takes about 30 minutes of driving time for the cleaner to circulate to every necessary part of the vehicle to complete its operation.

Can you clean a clogged catalytic converter?

As we pointed out at the beginning of this article, cleaning the catalytic converter is not recommended by any vehicle manufacturer. It can damage the internal catalyst and render this prescribed system useless. The best solution is to have a professional mechanic replace the catalytic converter.

How many bottles of Cataclean do I need?

Depending on how clogged your engine is, use 1-5 bottles of Cataclean continuously in the tank and drive at highway speeds if possible.


FAQ & Notes

Tom Ramsey Written By Tom Ramsey

During our research, we found more than 387 related products, with prices ranging from $13.22 to $49.98, and most customers would pay around $26 for this type of product.

What are the top brands of Catalytic Converter Cleaners?

There are 16 brands available for Catalytic Converter Cleaners, such as Mr. Gasket, Liqui Moly, Rislone, Nitrox, Xado, Cataclean, Kxc, Anrui, Motorpower Care, Motor Power Care, Omaky, Motorpower Care, Catalyst Converter Cleaning Kit, Bixmk, Crc, Autoprofi, Dura Lube.

What are the available sellers for Catalytic Converter Cleaners?

There are 12 sellers available for Catalytic Converter Cleaners, including IGB SALES ( 4.58 / 5 ), WANGXIN ( 4.72 / 5 ), FEILIAMAO ( 4.72 / 5 ), An Auto Part Story ( 4.94 / 5 ), AUTOPROFI Shop US ( 4.74 / 5 ), islernet ( 4.87 / 5 ), XADO TECH, LLC ( 4.85 / 5 ), KFIAQ-QWAS ( 4.69 / 5 ), MotorPower Care ( 4.59 / 5 ), Shreney ( 4.86 / 5 ), BoostProjects ( 4.79 / 5 ), Amazon.com ( 4.68 / 5 ).

Price comparison of the top 10 Catalytic Converter Cleaners

*Note: Prices based on historical data.

Price comparison of the top 10 Catalytic Converter Cleaners highly recommended

*Note: Prices based on historical data.

The Verdict

After thorough consideration, we have selected the product CATACLEAN 120019 as your preferred option.

As an alternative, we have also compiled a list based on user reviews, and the product AUTOPROFI 43243 is also worthy of your purchase.