Best Catalytic Converter Cleaner

Bestseller No. 1
Cataclean 120007 Complete Engine, Fuel and Exhaust System Cleaner, 473 Milliliter
  • 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, 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
SaleBestseller No. 2
OXICAT - Oxygen Sensor & Catalytic Converter Cleaner
  • 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
Bestseller No. 3
Motorkote Catalytic and Exhaust Treatment Emissions Control Catalytic Cleaner, MK-10351, 16 fl. oz, 1 Pack, Emissions Test
  • 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
  • Helps clean oxygen ( O2 ) sensor(s), lowers tail pipe emissions, works great for P0420 Catalytic Converter Code
SaleBestseller No. 4
Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine, Fuel & Exhaust System Cleaner
  • Restores Catalytic Converter, Oxygen Sensors, Fuel Injectors and cylinder heads
  • 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
Bestseller No. 5
Solder-It (CAT-1) Catalytic Converter Cleaner - 16 oz.
  • Helps eliminate "rotten egg" odor
  • May help in passing emissions control test!
  • Helps clean oxygen sensor
  • Extends time between tune-ups
SaleBestseller No. 6
Cataclean 120018CAT Cataclean Fuel And Exhaust System Cleaner Special Formula For Use w/Gasoline Engines 3 Liters Cataclean Fuel And Exhaust System Cleaner
  • Restores, maintains & helps protect the catalytic converter, oxygen sensors, fuel injectors, and cylinder heads
  • 3L packaging – Treats up to 30 gallons of fuel
  • Packaging versions to cater to Gasoline, Diesel, and Marine markets
  • Safe for gasoline, E10, E15, and E85 fuels
  • Does not alter fuel composition
SaleBestseller No. 7
Cataclean (120007-2PK) Fuel and Exhaust System Cleaner - 16 fl. oz., (Pack of 2)
  • 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
SaleBestseller No. 8
Hi-Gear HG3270s EZ Emissions Pass and Catalytic Converter Cleaner - 15 fl. oz.
  • Cleans fuel system, injectors, combustion chamber, pistons and valves
  • Restores lost horsepower and increases fuel efficiency
  • Prevents rotten egg smell
  • Reduces toxic gases and CO2 emissions
  • Removes carbon deposits
Bestseller No. 9
Small Catalytic Converter Cleaner 120ML, Oxygen Sensor Cleaner, Complete Engine, Fuel and Exhaust System Cleaner, Boost Up Automotive Replacement Catalytic Converters Cleaning Agent
  • [Function]: 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!
  • [Lower Emission]:The 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
  • [Reduce Consumption and Improve Performance]: While cutting down on fuel consumption, help clean the fuel injection system, as well as the cylinders, improving overall performance.
  • [For Entire System]: It can also clean other parts like the oxygen sensor, the fuel injectors, cylinder heads, and others.
  • [Easy to Clean]: Simply pour in your fuel tank. Safe for gasoline, hybrid, and flex-fuel vehicles; does not alter fuel. Not for use in 2-stroke or oil/gas mix engines.

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