Direct replacement for the stock paper air filters commonly found on Cummins, John Deere, Caterpillar, MAN and other marine diesel engines. These filters allow 20% more airflow to improve engine performance and help boost fuel economy. Water and moisture resistant, these filters are also washable, so service life is longer than the stock paper air filters. Depending on model, preconditioned with red or blue oil for maximum dirt capture and engine protection, filters are tapered or cylindrical in shape depending on engine selected.

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