Catalytic System Cleaner Catalytic System Cleaner is a professional product of the latest generation with a universal field of application for all gasoline engine. Oxidizes the carbon deposits with an active, oxygen-rich, polar solvent. Cleans the intake valves, combustion chambers, Piston tops, Cylinder head, compressor and catalyst effectively and deeply from carbon and soot deposits. Oxidizes carbon deposits Cleans the entire injection and exhaust aftertreatment Restores the Catalytic Converter performance Does not contain harmful metal ions