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| SKU | KNNRU-1720 |
| MPN | RU-1720 |
| GTIN | 024844010339 |
| Certifications | None |
| Material | Rubber |
| Color/Finish | Black |
| Wheel Size (inches) | 6 |
| Offset (mm) | 20 Deg Flange Angle |
| Center Bore (mm) | 2.25in Flange ID |
| Spoke Style | Round |
| Beadlock (Yes/No) | No |
| Backspacing (inches) | 3.5in OD |
Experience superior air filtration with the K&N Universal Rubber Round Air Filter, designed for universal fit applications. This premium filter features a durable rubber base with a 20 degree flange angle, providing easy installation on a variety of intake setups.
Measuring 2.25 inches in flange inside diameter, 3.5 inches outside diameter, and 6 inches in height, it combines compact size with effective filtration to keep your engine performance at its peak. The meticulous design by K&N Engineering ensures enhanced airflow with reliable dirt capture, contributing to increased horsepower and engine efficiency.
Ideal for automotive enthusiasts looking to upgrade or replace their air filter with a trusted brand, this universal filter adapts effortlessly to many intake pipes thanks to its flexible rubber flange. Whether you are tuning a hot rod, upgrading a kit car, or maintaining a V8 engine, this K&N air filter supports your vehicle’s breathing needs without compromise.
Enjoy the confidence of high-quality materials and expert engineering from a brand renowned for durability and performance. With the K&N Universal Rubber Round Air Filter, you get straightforward installation, optimum airflow, and maximum protection from contaminants – all in a compact design that fits a wide range of applications.
Measuring 2.25 inches in flange inside diameter, 3.5 inches outside diameter, and 6 inches in height, it combines compact size with effective filtration to keep your engine performance at its peak. The meticulous design by K&N Engineering ensures enhanced airflow with reliable dirt capture, contributing to increased horsepower and engine efficiency.
Ideal for automotive enthusiasts looking to upgrade or replace their air filter with a trusted brand, this universal filter adapts effortlessly to many intake pipes thanks to its flexible rubber flange. Whether you are tuning a hot rod, upgrading a kit car, or maintaining a V8 engine, this K&N air filter supports your vehicle’s breathing needs without compromise.
Enjoy the confidence of high-quality materials and expert engineering from a brand renowned for durability and performance. With the K&N Universal Rubber Round Air Filter, you get straightforward installation, optimum airflow, and maximum protection from contaminants – all in a compact design that fits a wide range of applications.
Customer reviews
Based on 160 reviews
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















