K&N Air Filter KNDU9321
K&N air filter made from multi-layered oiled cotton designed to optimise airflow to the engine. Washable and reusable, it allows for extended replacement intervals and reduces waste. Engineered for racing circuits and built to last, it provides effective filtration that can help increase power.
Design and Materials
- Multi-layered oiled cotton material providing up to 50% more airflow compared to paper filters, which can enhance engine power
- Durable frame and materials designed to withstand the vehicle's lifespan, minimising the frequency of replacements
Practicality and Features
- Washable and reusable filter for easy cleaning and repeated use
- Tool-free installation in under five minutes for quick replacement on your vehicle
Usage and Performance
- High-flow design aimed at contributing to increased torque, power, and acceleration
- Maintenance intervals up to 50,000 miles depending on driving conditions to extend maintenance operations
Safety and Standards
- Tested in an ISO 5011 laboratory to ensure excellent filtration efficiency
- Filtration efficiency aimed at preventing dirt ingress to protect the engine and preserve its longevity
Benefits
- Limited 10-year/1.6 million kilometre warranty for long-term coverage
- OEM Reference DU-9321
Compatible with a selection of models including:
- DUCATI MONSTER 890 ABS E5+ 890 (2026)
- DUCATI MONSTER 890 + ABS E5+ 890 (2026)
- DUCATI DESERT X V2 ABS E5+ 890 (2026)