Police in Sittard arrested the driver and a passenger after finding six catalytic converters during a vehicle check. The auto parts were later linked to theft, and officers are working to identify where the converters were stolen from. Police say they do not know the locations yet. Investigators are seeking the victims who own the stolen catalytic converters. They ask the affected owners to file a report so the parts can be traced and returned. The two suspects have been taken into custody following the discovery.