Description
The K&N Filters Universal Clamp-On Air Filter – 3-1/2″FLG, 5-1/2″B, 4-1/2″T, 6-1/2″H (KNNRU-4630XD) is a high-performance air filter designed for universal applications. This filter is built for enthusiasts who need increased airflow and filtration, which helps enhance horsepower and throttle response. The clamp-on design allows easy installation in a wide range of engine bays. Its oiled cotton gauze construction is washable and reusable, making it a long-term solution for performance air intake needs.
Whether upgrading an existing intake system or building a custom setup, this K&N Filters Universal Clamp-On Air Filter delivers the reliability and airflow efficiency expected from a trusted brand in motorsports and daily driving.
Features and Specifications:
- Flange Type: Centered
- Air Filter Material: Cotton Gauze
- Air Filter Shape: Round Tapered
- Flange Inside Diameter: 3-1/2 inches
- Base Diameter: 5-1/2 inches
- Top Diameter: 4-1/2 inches
- Height: 6-1/2 inches
- Engineered Power: Advanced air filter media enhances horsepower, acceleration, and overall engine performance.
- Superior Protection: Five layers of premium cotton gauze with a specialized tacking agent trap harmful contaminants effectively.
- Durable Construction: Built with high-quality materials and precision manufacturing for long-lasting performance.
- Long Service Life: Under normal highway conditions, it requires cleaning only every 75,000 miles, equivalent to about five years.
- Easy Installation: Pre-oiled and ready to use, making it a simple and cost-effective upgrade for better performance.
- Versatile Fitment: Designed for compatibility with a wide range of applications.
- Eco-Friendly: Reusable design helps reduce landfill waste from disposable filters.
- Reliable Warranty: Backed by a 1-year limited warranty for peace of mind.






Reviews
There are no reviews yet.