The engine air filter pre-cleaning kit is compatible with Yanmar L100N diesel engines. This air filter and foam pre-filter assembly is designed for use with factory lawn mowers. It features durable, high-quality filter paper and a metal mesh construction. The foam pre-filter and main air filter work together like two barriers to help protect the engine by reducing contamination from dirt, dust, and debris. It helps improve airflow and prevent particulate from entering the engine. Color: Yellow Material: Plastic Package Contents: 1 x Air Filter 1 x Pre-Filter The package includes only the items listed above; other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by up to +/- 1-3 cm.