Catalytic Converter Akrapovic uses performance-oriented catalytic converters that give you all the sound and performance upgrades you?re used to with Akrapovic exhaust systems.The catalytic converter is a honeycomb metal structure that incorporates precious metals (palladium, rhodium, and platinum) into its surface. These metals convert the poisonous carbon monoxide and unburned hydrocarbons found in exhaust gases into non-toxic carbon dioxide and water vapor. MODELAkrapovic Replacement PartPRODUCT NAMECatalytic-ConverterSTYLE4-StrokeTYPECatalytic-ConverterUNITSEach MakeModelDisplacementYearCountryEngineBMWC 400 GT ABS 3502019EUROPE25 KW(34 PS)BMWC 400 GT ABS 3502020EUROPE25 KW(34 PS)BMWC 400 X ABS 3502018ALL25 KW(34 PS)BMWC 400 X ABS 3502019ALL25 KW(34 PS)BMWC 400 X ABS 3502020ALL25 KW(34 PS)