K&N Filters Universal Rubber Filter – 2-1/4" FLG 3-1/2"OD 5"H (KNNRU-1710)
The K&N Filters Universal Rubber Filter 2-1/4" FLG 3-1/2"OD 5"H (KNNRU-1710) is designed for universal use across various custom and performance intake setups. With a 2-1/4-inch flange, 20-degree angle, and 5-inch height, it fits tight spaces while delivering excellent airflow. The 3-1/2-inch outside diameter and durable rubber construction ensure a solid seal and reliable performance. This reusable air filter is ideal for performance applications where standard filters won't fit, making it a go-to solution for builders and tuners.
Features and Specifications:
Air Filter Shape: Round
Air Filter Material: Cotton Gauze
Inlet Diameter: 2-1/4 inches
Flange Angle: 20 degrees
Outside Diameter: 3-1/2 inches
Overall Height: 5 inches
Engineered Power: Advanced air filter media enhances horsepower, acceleration, and overall engine performance.
Superior Protection: Four 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.
Product identification
- Brand: K&N Filters
- Model / MPN: KNNRU-1710




