Kawasaki KZ400D Replacement Air Filters
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- Designed to Increase Horsepower and Acceleration
- High Air Flow with Excellent Filtration
- Top Performance Accessory for Kawasaki KZ400D Models
- K&N Million Mile Limited Warranty®
Order your K&N replacement air filter Factory Direct today! Help your Kawasaki KZ400D run better. Fast and FREE SHIPPING with any Kawasaki KZ400D air filter