ROCKFIL produces wide ranges of air filters for Passenger cars, covering European vehicles, American vehicles, Japanese vehicles, Koran vehicles, such as Volkswagen, Mercedes-Benz, BMW, FIAT, Peugeot, Renault, GM, Ford, Chrysler, Volvo, Toyota, Honda, Nissan, Mitsubishi, Suzuki, Isuzu, Mazda, Hyundai, Kia, and others, more than 20 vehicle series.