The DNA P-Y9N21-01 is a high-flow air filter designed for selected Yamaha models such as MT-09, MT-09 SP, XSR 900, Tracer 9, and Tracer 9 GT. It features DNA's advanced FCd – Full Contour Design, which contributes to improved airflow and effective engine protection.

• Airflow: 210.80 CFM, compared to 167.70 CFM of the stock filter, providing a 25.71% increase in flow.
• Filtration Efficiency: 98–99%, according to ISO 5011 measurements.
• Construction: Four-layer cotton, designed for effective retention of fine particles.
• Sealing: Made of EVA, ensuring proper fit and airtight sealing.
• Design: Capable of increased airflow without compromising engine protection.

The filter is suitable for street use and racing applications, offering maximum performance and engine protection. It is compatible with the models: MT-09 (2021–2023), MT-09 SP (2021–2023), XSR 900 (2022–2024), Tracer 9 (2021–2024), and Tracer 9 GT (2021–2024). The OEM reference of the stock filter is B7N1445100.