CPV code 42913000 designates Oil, petrol and air-intake filters in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
42913000 sits under 42910000 (Distilling, filtering or rectifying apparatus) and groups 3 more specific sub-codes. When classifying a tender, choose the narrowest code that still covers the full subject of the contract.