Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
10 Best catalytic cleaner in the US
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
- Best Choice
1
MotorPower Care, catalyst converter cleaning kitCatalytic Converter Cleaner New Technology Very Effective kit
9.8ExceptionalOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.8.0
distance8.0
worth the money - Value for Money
2
CatacleanCataclean 120019 Cataclean - The Original Liquid Science - Complete Engine, Fuel & Exhaust System Cleaner
9.7ExceptionalOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.9.1
Simple to use8.0
worth the money8.0
distanceMore infoWhy we love it
Restores engine parts without changing fuel compositionEasy to use just pour it in every 3 monthsEPA approved 3
DURA LUBEDura Lube Severe Catalytic and Exhaust Treatment Cleaner Fuel Additive, 16 fl. oz., (PN: HL-402409 PDQ3)
24% Off9.6ExceptionalOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.9.9
Simple to use8.0
worth the money8.0
distanceMore infoWhy we love it
It helps lower emissions from your carIt protects your cars catalytic converterIt maintains catalytic efficiency4
Liqui MolyLiqui Moly Catalytic System Clean 300 ml 7110. Cleans The Injection System and The Combustion Chamber.
9.4ExcellentOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.More infoWhy we love it
Catalytic converter is protected from clogging.Injection system and combustion chamber are cleaned.Combustion is improved.5
MotorPower Care2X Cans Catalytic Converter Cleaner, Oxygen sensor cleaner, pass emissions, SMOG, fuel additive, combustion chamber cleaner, Best High Quality
9.2ExcellentOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.6
MotorPower CareCatalytic Converter Cleaner Pass Emissions Test Cleans Catalyst, Oxygen Sensor and Combustion Chamber Cleaner, Fuel additive
9.1ExcellentOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.8.0
worth the money8.0
distanceMore infoWhy we love it
Catalytic converter material is protected and cleanedPrevents or eliminates OBD II problems related to the catalytic converterMade with high quality technology in Germany7
CatacleanCataclean 120007 Complete Engine, Fuel and Exhaust System Cleaner, 473 Milliliter (Packaging May Vary)
8.9Very GoodOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.8.9
Simple to use8.0
worth the money8.0
distance8
Liqui MolyLiqui Moly 8931 Catalytic-System Cleaner
8.6Very GoodOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.8.0
distance8.0
worth the money8.0
Simple to useMore infoWhy we love it
Cleans and removes sediments and impuritiesCatalytic systemItem Package Weight: 0.299 kg9
AUTOPROFIAUTOPROFI OXICAT- Oxygen Sensor & Catalytic Converter Cleaner-Engine, Fuel & Exhaust- Pack of 2 FOR PREVENTIVE MAINTENANCE 43243-13 500 ml
8.5GoodOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.More infoWhy we love it
Safe and effective for all vehicles.Cleans entire exhaust system.TUV certified, made in Germany.10
DURA LUBE2 Pack Dura Lube Severe Catalytic and Exhaust Treatment Cleaner Fuel Additive, 16 fl. Oz, 2-Pack Combo Pack
8.4GoodOur RatingOur rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.More infoWhy we love it
Improves engine performanceHelps protect catalytic systemIncreases fuel efficiency