Катализатор для Audi Q7 4.2

Catalytic Converter for Audi Q7 4.2 Working principle Catalytic converter is a device used to reduce the toxicity of emissions from an internal combustion engine. By cleaning up the pollutants left over from combustion through chemical Oxidation and Reduction reactions, the catalytic converters convert the tailpipe emissions of hydrocarbons (HC) and carbon monoxide (CO) into nitrogen (N2), carbon dioxide (CO2) and water (H2O), and elevate the harmful emissions to extremely low levels. Description Year&Engine information - 2005 2010 Audi Q7 4.2, 4.2L V-8Cylinders Engine, Front Converter paired-Left&Right Outside Material - 409L stainless steel shell, stainless steel pipe, 304 stainless steel bellows Inside Material - Ceramic substrate/core with intumescent mat Emission standard - Euro 3 or 4 / EPA Tier 2, 3 / CARB