Description

The K&N Filters Air Filter – 13-1/2″ OD x 11-3/4″ ID x 2-1/2″ H (KNNE-3717) is built for reliable airflow and engine protection. Designed to meet or exceed OEM performance standards, this air filter fits a variety of engines that require a circular filter with a 13-1/2 inch outer diameter, 11-3/4 inch inner diameter, and 2-1/2 inch height. Its durable construction ensures it withstands harsh operating environments while maintaining consistent airflow. Ideal for automotive professionals and enthusiasts alike, this filter supports engine longevity and efficiency. It’s a dependable choice for maintenance or upgrades.

Features and Specifications:

Outer Diameter: 13-1/2 inches
Inner Diameter: 11-3/4 inches
Height: 2-1/2 inches
Shape: Round
Improves performance: Designed to increase horsepower and enhance engine efficiency.
Durable construction: Washable, reusable, and built to last for the vehicle’s life.
Optimized airflow: Provides high airflow while delivering exceptional filtration.
Easy installation: Engineered to fit directly into the factory air box.
Low maintenance: Requires cleaning only every 50,000 miles under normal highway conditions.
Street legal: Emissions compliant in all 50 states.
Warranty safe: Will not void the vehicle’s warranty.
Covered protection: Includes a No-Hassle Lifetime Limited Warranty.