Catalytic Converter Cleaner
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Warranty and returns
Covered by our 12-month limited warranty against defects in materials and workmanship. See the warranty page for what is and is not included, and our refund policy for change-of-mind returns.
Product details
Catalytic Converter Cleaner
Your engine's acting sluggish and smells weird when you crank it up, right? That uneasy feeling goes away, and your car responds like it used to. You're running errands, picking up the kids, and making weekend drives without wondering what's actually wrong.

Pop open your gas tank and pour in the whole 4oz bottle before you fill up. It mixes right in with your fuel and flows through while you drive. The formula breaks up gunky carbon buildup on your catalytic converter, clearing things out as exhaust moves through.
Cleans your threeway catalytic converter without taking anything apart or changing your oil. Cuts down total hydrocarbon emissions and gets your exhaust cleaning system working better. Your engine gets more power and quicker pickup while burning less gas when you're out driving around.

That's not all! It neutralizes unpleasant exhaust odors and scrubs out gunk clogging your oil system parts. Helps reduce the need for costly repairs by keeping your converter from dying early. Plus, just keep the bottle somewhere cool and dry until you need it.
THREEWAY CATALYST CLEANER: Removes carbon compounds from converter surfaces, helps restore purification efficiency and reduces hydrocarbon emissions.
4OZ COMPLETE TREATMENT: One full bottle treats your entire fuel system, delivering thorough cleaning without needing oil changes or mechanical work.
ENGINE POWER RESTORATION: Breaks down deposits blocking performance, supports smoother engine performance and more responsive driving when you hit the gas.
FUEL EFFICIENCY BOOST: Cleans buildup that wastes gas, helping your engine burn fuel smarter and lowering your consumption on every tank.
EXHAUST ODOR ELIMINATOR: Neutralizes that gross rotten egg smell from your tailpipe, making your car pleasant to drive and park again.
OIL SYSTEM PROTECTION: Scrubs harmful deposits from oil passages and cylinder walls, keeping your engine internals cleaner and running more stable.
EASY POUR APPLICATION: Just dump the bottle into your gas tank before filling up, no tools or complicated steps needed whatsoever.
MAINTENANCE COST REDUCER: Prevents expensive catalytic converter replacements and extends exhaust system life, saving you hundreds down the road.

CATALYTIC CONVERTER CLEANER SPECS
Content Volume: 4 fl oz
Application Method: Pour into tank
Compatibility: Gasoline engines only
Not For: Hybrid vehicles
Storage: Cool, dry place
Function: Catalyst cleaning
Emissions Reduction: Hydrocarbons
Engine Benefit: Power restoration
Fuel Impact: Lower consumption
Installation: No disassembly required
PACKAGE INCLUDES:
1 x Catalytic Converter Cleaner