K&N Big Performance Air Filter (XH-UN033)
High-Flow Air Intake Performance
Upgrade your engine’s breathing with the K&N XH-UN033 Big Air Filter, designed to deliver increased airflow for improved throttle response and overall engine performance. Ideal for high-performance builds and custom intake setups.
Washable & Reusable Design
Built with K&N’s premium oiled cotton filter media, this air filter is washable and reusable, providing long service life and reducing replacement costs compared to standard paper filters.
Improved Engine Efficiency
By allowing a higher volume of clean air into the engine, the filter supports better combustion, helping to enhance horsepower and acceleration while maintaining excellent filtration.
Durable Construction
Engineered with a strong rubber flange and reinforced filter structure to withstand high temperatures, vibration, and demanding driving conditions.
Universal Performance Fitment
The large-size design makes it suitable for a wide range of vehicles, custom cold air intakes, and performance applications (check dimensions before purchase).
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