Description
The K&N Filters Air Filter – 5″ FLG x 6-1/2″ B x 4-3/8″ T x 8-3/4″ H – Round Tapered (KNNRU-3107HBK) is designed for high-performance airflow with precision dimensions that make it ideal for custom applications. Featuring a 5-inch flange diameter, 6.5-inch base, 4.375-inch top, and 8.75-inch height, this filter supports excellent air intake without compromising engine protection. The black finish makes it sleek, modern, and perfect for under-the-hood aesthetics. Built from durable materials, it ensures longevity and reusability after cleaning. The K&N Filters Air Filter – 5″ FLG x 6-1/2″ B x 4-3/8″ T x 8-3/4″ H – Round Tapered (KNNRU-3107HBK) provides efficient filtration and enhanced engine breathing for boosted horsepower and throttle response.
Features and Specifications:
- Flange Inside Diameter: 5 inches
- Base Outside Diameter: 6-1/2 inches
- Top Outside Diameter: 4-3/8 inches
- Overall Height: 8-3/4 inches
- Filter Shape: Round tapered
- Engineered Power: Advanced air filter media boosts horsepower, acceleration, and overall engine performance.
- Dual Protection: Two layers of dry synthetic media block and trap harmful contaminants.
- Rugged Build: Made with premium materials and durable construction for a lifetime of use.
- Long Maintenance: Only requires cleaning every 50,000 miles or about 3 years under everyday driving.
- Easy Installation: Designed for quick, simple installation with immediate performance gains.
- Universal Fit: Compatible with a wide range of vehicles and applications.
- Eco-Friendly: Reusable design helps reduce over 200 million disposable filters from landfills.
- Warranty Coverage: Backed by a 1-year limited warranty for peace of mind.






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