K&N RC-125 Universal Clamp-On Air Filter – 57mm Centered Flange | Washable Cotton Gauze Performance Filter

Improve airflow and engine performance with the K&N RC-125 Universal Clamp-On Air Filter. Designed with a 57 mm (2-1/4") centered flange, this round tapered filter clamps directly onto your carburetor or intake tube, replacing restrictive factory airboxes and disposable filters for better horsepower and throttle response.

Engineered from high-flow, washable cotton gauze, the RC-125 delivers excellent filtration and reusability, making it ideal for off-road, UTV, ATV, street, adventure touring, and dual-sport motorcycles.

Key Features:

• Universal clamp-on design for easy installation

• 57 mm (2-1/4") inside diameter for a secure, direct fit

• Centered flange for balanced airflow and easy mounting

• High-flow cotton gauze media increases power and efficiency

• Washable and reusable – long-lasting performance

• Durable construction with black rubber flange and red cotton filter element

• Perfect for off-road, street, ATV, UTV, and adventure touring applications

Specifications:

• Product Name: Air Filter

• Model: Universal

• Style: Clamp-On

• Filter Shape: Round / Tapered

• Inside Diameter: 57 mm (2-1/4")

• Filter Height: 102 mm (4.00")

• Flange Position: Centered

• Color/Finish: Black / Red

• Filter Media Material: Cotton Gauze

• Units: Each

• Riding Style: Off-Road / UTV / ATV / Street / Adventure Touring / Dual-Sport

The K&N RC-125 Universal Air Filter delivers legendary K&N performance — offering increased airflow, superior protection, and reusable convenience for all riding conditions.