Description
The K&N Filters Replacement Air Filter for RK3931 (KNNE-3975) is engineered to restore performance and airflow in compatible motorcycle intake systems. This washable and reusable cotton gauze filter delivers consistent filtration and long service life, making it a cost-effective, eco-friendly replacement choice. Designed specifically for the RK3931 custom air filter housing, the KNNE-3975 ensures a secure fit and optimal engine efficiency without compromising airflow.
Features and Specifications:
- Compatibility: For RK3931 Custom Air Filter
- Air Filter Shape: Unique
- Air Filter Material: Cotton Gauze
- Height: 2.125 in (54 mm)
- Outside Diameter: 8.625 in (219 mm)
- Outside Length: 8.625 in (219 mm)
- Outside Width: 6.375 in (162 mm)
- Product Type: Replacement air filter for select RK Series air cleaner assemblies
- Performance Boost: Increases horsepower and acceleration
- Reusable Design: Washable for long-term use
- Filter Media: High-flow construction for excellent filtration
- Warranty Coverage: Backed by Million Mile Limited Warranty
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