X We use cookies and other technologies to improve your online experience. By using this site, you agree to this use, as described in our Cookie Policy . Saltar al contenido principal DUTCH CUSTOMERS AREA Manufacturer of catalytic converters and particulate filters for cars Home Catalog Approvals and quality Technical information About AS Contact with AS Catalytic converters for automobiles Enter the reference number The reference number can be from AS, the original number from the manufacturer or from other manufacturers. SEARCH Search by make and model Search for novelties Particle filters for cars Enter the reference number The reference number can be from AS, the original number from the manufacturer or from other manufacturers. SEARCH Search by make and model Search for novelties Approval of products Consult the European directives on catalytic converter approval Knowing more Technical information about catalytic converters How do they work Most common problems Recommendations for use AS market leader in Europe In the field of production of catalytic converters and particulate filters for petrol and diesel car exhaust systems for the independent spare parts market. CATALYTIC CONVERTERS FOR AUTOMOBILES Search by reference Search by make and model Search for novelties PARTICLE FILTERS FOR CARS Search by reference Search by make and model Search for novelties CONTACT Polígono Errekaldea, Calle H, Nº 5 31191 Beriain (Navarre) 948 31 02 00 comercial@as-sl.com © 2014 AS SLU Design and development Sitemap Legal information Cookie Policy