The K&N Filters Replacement Air Filter for Harley-Davidson Evo (KNNHD-1390) is engineered to deliver consistent airflow and filtration for Harley-Davidson Evolution engines. This washable and reusable filter helps extend engine life while maintaining strong performance. It’s designed to fit seamlessly into your bike’s existing filter housing, making it an efficient upgrade or replacement. Ideal for riders who want durability and minimal maintenance over time. Backed by K&N’s reputation for reliability, it meets the demands of serious motorcyclists.
Features and Specifications:
- Vehicle Fitment: Direct fit for specified Harley-Davidson Evo models.
- Height: 1.688 in (43 mm)
- Weight: 1.1 lb. (0.5 kg)
- Performance boost: Increases horsepower and torque for improved engine output.
- Extended use: Pleated media offers a large filtration area for longer service intervals.
- Superior filtration: Multi-layer cotton gauze effectively traps contaminants.
- Custom fit: Application-specific base seal and sealing bead ensure proper sealing.
- USA made: Manufactured domestically for over 40 years.
- Reusable design: Washable, pre-oiled, and ready for immediate use.
- Warranty included: Backed by a No-Hassle Lifetime Limited Warranty.







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