K&N Filters Universal Air Filter – 4″ FLG x 5-3/8″ B x 4″ T x 5-1/2″ H – Carbon Fiber Top (KNNRP-4660)

Description

The K&N Filters Universal Air Filter – 4″ FLG x 5-3/8″ B x 4″ T x 5-1/2″ H – Carbon Fiber Top (KNNRP-4660) is designed to deliver high airflow and superior filtration for performance-driven vehicles. Built with a stylish carbon fiber top, this universal filter features a 4-inch flange diameter, a 5.375-inch base, a 4-inch top, and stands at 5.5 inches in height, ideal for custom intake systems. This washable and reusable filter enhances engine performance while offering durability and easy maintenance. A perfect fit for enthusiasts who demand both form and function, it supports airflow without compromising filtration efficiency.

Features and Specifications:

• Flange Inside Diameter: 4 in (102 mm)
• Base Outside Diameter: 5.375 in (137 mm)
• Top Outside Diameter: 4 in (102 mm)
• Height: 5.5 in (140 mm)
• Performance Boost: Increases horsepower and acceleration for enhanced engine output.
• Clamp-On Design: Durable and secure fit for reliable long-term use.
• Carbon Fiber: Sleek composite top adds a modern, high-performance look.
• Lightweight Build: Lighter than traditional filter tops for improved efficiency.
• Reusable Filter: Washable media allows for multiple uses, reducing replacements.
• Warranty Coverage: Backed by a one-year limited manufacturer’s warranty.
• Flexible Flanges: Absorbs vibrations and stretches up to 1/16″ to fit in between sizes.