Top 9 Catalytic Converter Cleaner – Automotive Replacement Catalytic Converters

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1. Cataclean

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Cataclean 120007 Complete Engine, Fuel and Exhaust System Cleaner, 473 Milliliter

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Cataclean #ad - Not for use in 2-stroke or oil / gas mix engines. Safe for gasoline, diesel, hybrid and flex-fuel vehicles; does not alter fuel. 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 driveability issues such as power reduction, rough idle, hesitation, hard starts and lost fuel economy.
BrandCataclean #ad
ManufacturerCATACLEAN EXST SYS/ #ad
Height9.06 Inches
Length2.68 Inches
Weight1 Pounds
Width2.68 Inches
Part Number120007
Model120007
WarrantyLIMITED WARRANTY

2. AUTOPROFI

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OXICAT, Oxygen Sensor & Catalytic Converter Cleaner

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AUTOPROFI #ad - 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. Safe and effective for all petrol gasolineand diesel vehicles. Tuv certified, made in Germany.
BrandAUTOPROFI #ad
ManufacturerCTP GmbH #ad
Height4.5 Inches
Length8 Inches
Weight0.63 Pounds
Width4.5 Inches
Part Number43243
Model43243-1

3. Solder-It

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16 oz., Solder-It CAT-1 Catalytic Converter Cleaner

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Solder-It #ad - Helps eliminate "rotten egg" odor. Extends time between tune-ups. May help in passing emissions control test! Helps clean oxygen sensor.
BrandSolder-It #ad
ManufacturerSolder-It #ad
Height2.5 Inches
Length8 Inches
Weight1.15 Pounds
Width2.6 Inches
Part NumberCAT-1
ModelCAT-1

4. Motorkote

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1 Pack, 16 fl. oz, Motorkote MK-10351 Catalytic and Exhaust Treatment Emissions Control

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Motorkote #ad - Reduces phosphorus and zinc retention levels at catalyst inlet. Use before or prior to replacing catalytic converter. Helps clean oxygen o2 sensors, lowers tail pipe emissions, works great for P0420 Catalytic Converter Code. Protects catalytic system from oil poisons. Use when warning light is activated.
BrandMotorkote #ad
ManufacturerMotorKote #ad
Height9.25 Inches
Length2.62 Inches
Width2.62 Inches
Part NumberMK-10351
ModelMK-10351-06
WarrantySatisfaction Guarantee

5. MKLEKYY

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Boost Up Automotive Replacement Catalytic Converters Cleaning Agent 1pc, Complete Engine, Fuel and Exhaust System Cleaner, Oxygen Sensor Cleaner, BoostUp Catalytic Converter Cleaner 120ML

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MKLEKYY #ad - It can also clean other parts like the oxygen sensor, cylinder heads, smoother, and better, and others. Engine protectorproper fuel and exhaust flow will keep that engine running cleaner, the fuel injectors, which will also cut down on maintenance costs.

Easy cleaningdeeply clean your converter with boostup Catalytic Converter Cleaner without removing it! Simply pour in your fuel tank. Applicationsafe for gasoline, diesel, hybrid and flex-fuel vehicles; does not alter fuel, Not for use in 2-stroke or oil/gas mix engines. Stop the dreaded “service engine” light flashing up on your display, rough idle, hesitation, and get better engine performance! Better engine performaceimproves overall vehicle performance-including driveability issues such as power reduction, hard starts and lost fuel economy.

Lower emissionboostup catalytic converter cleaner 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.
BrandMKLEKYY #ad
ManufacturerFunDiscount shop #ad
Part NumberFunDiscount shop
Modelfuel injection system cleaner

6. Hi-Gear

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15 fl. oz., Hi-Gear HG3270s EZ Emissions Pass and Catalytic Converter Cleaner

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Hi-Gear #ad - Reduces toxic gases and CO2 emissions. Prevents rotten egg smell. Cleans fuel system, injectors, combustion chamber, pistons and valves. Removes carbon deposits. Restores lost horsepower and increases fuel efficiency.
BrandHi-Gear #ad
ManufacturerHi-Gear #ad
Height7.25 Inches
Length2.5 Inches
Width2.5 Inches
Part NumberHG3270s
ModelHG3270s

7. Red Line

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15 oz Bottle, Red Line 60103 Complete SI-1 Fuel System Cleaner, Gas and Injector Additive Treatment

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Red Line #ad - Why red line - established in 1979, Red Line Products perform & protect better than any on the market. Perform & protect - fuel additive cleans injectors, carburetors, valve & combustion chamber deposits with a powerful concentrated blend of high-temp and low-temp detergents.

No compromises. Easy to use - use one bottle per tank for most effective treatment, additive cleans nearly 100% efficiency in one treatment. Designed to exceed expectations - Red Line Complete SI-1 Fuel System Cleaner treatment for cleaning & preventing corrosion in fuel systems. Efficient fuel burn - gas treatment that enhances gasoline stability, while reducing the buildup of gum and varnish formation.
BrandRed Line #ad
ManufacturerRed Line #ad
Height2 Inches
Length10 Inches
Weight1 Pounds
Width2.32 Inches
Part Number60103
Model(60103)
WarrantyManufacturer Warranty

8. FAMOORE

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Catalytic Converter Cleaner Engine Booster Cleaner,Fuel and Exhaust System Cleaner, Removal Carbon Deposit 120ml 2 Pack

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FAMOORE #ad - Lower emission levels: can lower your total hydrocarbon emissions by up to 50 percent. If you ever notice your fuel economy decrease noticeably or a rotten eggs smell is coming from your engine, then you need to clean the catalytic converter right away! Deeply clean your converter with catalytic Converter Cleaner without removing it! Stop the dreaded “service engine” light flashing up on your display, and get better engine performance! This is an absolute money-saver! Thanks to lower maintenance and fuel costs.

Better engine performance: help clean the fuel injection system, as well as the cylinders, improving overall performance.
BrandFAMOORE #ad

9. DZT1968

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Free of Disassembly Inside The Engine 1 PC, DZT1968 120ML Fuel System Cleaner high Mileage,Car Three-Way Catalytic Converter Cleaner,Engine Booster Cleaner,Carbon Deposit Removing Agent

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DZT1968 #ad - All other gasoline engines use as needed All-terrain-vehicles, Utility-vehicles, Street-motor-scooters, Street-sport-motorcycles, Marine-personal-craft.

Automobiles and trucks use every 3, street-cruiser-motorcycles, street-touring-motorcycles, off-road-motorcycles, Snowmobiles, 000 miles –or at your next oil change. Restores– lost power, lost fuel economy, acceleration, and operation of the fuel gauge sensor. Improves–cold start performance, and fuel stability for up to one year. Reduces–rough idle, hesitation, engine surge, and spark plus fouling. Catalytic converter cleaner–Cleans, carburetors, protects the entire fuel system fuel injectors, restores, intake valves and combustion chambers.
BrandDZT1968 #ad
ManufacturerDZT1968 #ad