K&N Filters Universal Clamp-On Air Filter – 3-1/2″ FLG x 4″ OD – X-Stream (KNNRX-4140)

Description

The K&N Filters Universal Clamp-On Air Filter – 3-1/2″ FLG x 4″ OD – X-Stream (KNNRX-4140) is built to deliver increased airflow and horsepower while maintaining excellent filtration. This universal clamp-on filter attaches directly to intake tubes and is perfect for custom and modified vehicles. The 3.5-inch inlet and 4-inch outside diameter make it a compact solution for high-performance setups. Built with K&N’s trusted materials, this filter is reusable, washable, and made for long-term use.

Features and Specifications:

• Air Filter Material: Cotton Gauze
• Flange Inside Diameter: 3-1/2 in
• Flange Length: 0.719 in
• Outside Diameter: 4 in
• Height: 5.969 in
• Top Style: X-Stream
• Air Filter Shape: Round
• Pleated filter: Built into the top for effective particle capture.
• Washable design: Reusable for long-term use and cost savings.
• Low restriction: Allows for improved airflow performance.
• Clamp-on mount: Easy installation with secure fit.
• Warranty: 1 Year Limited