K&N High-Flow Air Filter E-0645
Advanced Filtration Technology
K&N washable, reusable High-Flow Air Filters™ feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants. The filter is designed to provide an increase in horsepower while delivering exceptional filtration performance.
Key Features
- Reusable Design: Each performance air filter is engineered to last for the entire lifespan of your vehicle
- Easy Installation: Drop-in replacement filters are designed to install easily into your factory air box
- High-Flow Performance: Cotton media design allows up to 50% increased airflow over equivalent paper filters
- Superior Protection: Captures dust and small particles to protect your engine from harmful contaminants
- Eco-Friendly: Washable and reusable design helps reduce replacement waste
Product Specifications
- Height: 10.313 inches (262 mm)
- Inside Diameter: 3.5 inches (89 mm)
- Shape: Round
- Material: Layered oiled cotton media
Warranty & Quality
- Warranty: K&N 10-Year/Million Mile Limited Warranty
- Quality Assurance: Made in America with state-of-the-art manufacturing
- Performance Tested: The Official Air Filter of NASCAR
Maintenance
Designed for low-maintenance operation with cleaning required approximately every 50,000 miles under normal highway driving conditions. Each filter comes with simple instructions showing proper cleaning procedure and oil application.




