K&N RU-1637 Universal Clamp-On High-Flow Air Filter

Vehicle Fitment

• Universal Fit - Compatible with most vehicles and aftermarket intake tubes

Features

• High-flow design for improved engine performance
• Reusable and washable filter element
• Durable molded rubber flange for secure fit
• Clamp-on installation for quick and easy setup
• Pre-oiled for immediate use
• Enhances horsepower and throttle response
• Reduces airflow restriction compared to stock filters
• Lightweight construction ideal for performance applications

Specifications

• Part Number: RU-1637
• Type: Universal Clamp-On Air Filter
• Material: Oiled Cotton Gauze
• Flange Inside Diameter: 6 inches
• Large End Outside Diameter: 7.5 inches
• Top Outside Diameter: 5 inches
• Height: 7.5 inches
• Weight: Approx. 1.7 lb / 0.8 kg
• Maintenance: Washable and reusable

Included Components

• 1x K&N RU-1637 Air Filter
• 1x Mounting Clamp
• 1x Installation Instructions

Product Description

The K&N RU-1637 universal clamp-on air filter is engineered to increase airflow and boost engine performance for a wide variety of vehicles. Its high-flow cotton gauze element efficiently captures dirt and debris while enhancing horsepower and throttle response.

This filter is reusable and washable, providing long-lasting performance while reducing replacement costs. The clamp-on design ensures quick and secure installation on both standard and aftermarket intake tubes.

Ideal for performance enthusiasts and vehicle owners seeking a reliable universal intake upgrade, the RU-1637 delivers durable construction, consistent airflow improvements, and the trusted quality K&N is known for.