K&N RU-3480 Universal Air Filter

K&N RU‑3480 Universal Clamp‑On Air Filter – RU‑3480

K&N RU‑3480 is a universal air filter that offers high performance and is compatible with various engine applications. Its compact design and clamp-on mounting system allow for flexible use in systems such as cars, motorcycles, and off-road equipment. High-quality filter media optimizes airflow and provides effective particle retention performance.

✅ Powerful filtration with 4-layer cotton-based filter media

✅ Flexible rubber flange provides ±1.5 mm diameter tolerance

✅ Washable and reusable construction for 75,000 miles (approx. 5 years)

✅ Increases engine power with high flow performance

✅ UV-resistant synthetic material and long-lasting design

Its wide mounting compatibility makes it an ideal choice for custom applications and performance-oriented systems. The flange structure absorbs vibrations and provides a leak-proof installation.

Technical Specifications

- Flange inner diameter: 76 mm (3 in)

- Filter height: 127 mm (5 in)

- Base diameter: 127 mm (5 in)

- Top diameter: 102 mm (4 in)

- Flange length: 25 mm (1 in)

- Filter type: Conical, closed end

- Pre-lubricated, ready-to-use design

Compatible Applications

- Modified vehicles

- Motorcycle and ATV systems

- Industrial air intake systems

Installation

The flange section has a flexible design. It can be easily mounted on the pipe inlet using a clamp. It fits directly into systems with a 76 mm inlet diameter. Professional installation is not required.

Note

Designed for universal use in various applications. Connection diameter and area dimensions should be checked for compatibility.