K&N High-Flow Original Lifetime Engine Air Filter | Premium Washable Upgrade for 2008-2022 Chevrolet Infiniti Nissan

Overview

Meet the K&N High-Flow Original Lifetime Engine Air Filter. This washable, reusable filter is designed to help your engine breathe more efficiently, potentially improving throttle response and overall engine feel during everyday driving and highway cruising.

With airflow enhancements reported in testing, this filter aims to deliver up to 50% more airflow compared with standard disposables. The core is built from four layers of premium cotton gauze, treated with a special tack agent to create a mesh that traps contaminants while maintaining steady airflow. The result is a durable, long-lasting upgrade that can be cleaned and reused instead of replaced.

Key benefits you may notice

• Up to 50% more airflow in testing versus typical disposable filters, supporting intake efficiency.
• Four layers of premium cotton gauze with a tack agent to trap contaminants without choking airflow.
• Washable and reusable design that helps reduce replacement waste over the life of your vehicle.
• Designed for a direct drop-in fit into your factory air box for a quick, tool-free upgrade.

Durability and long-term use

• Rugged construction using durable materials built to last the life of your vehicle.
• Eco-friendly approach that minimizes disposable filter waste.
• Backed by a 10-Year/Million Mile Limited Warranty for peace of mind on the road.

Every filter is developed and tested with real-world conditions in mind, including race-track testing, so you get performance-minded engineering that translates to everyday driving. Made in the USA, K&N filters stand for quality and reliability you can count on as part of your maintenance routine.

Installation and compatibility

Engineered to drop into your stock air box, the upgrade is typically quick and straightforward, often completed in minutes. Be sure to review the compatibility list in the product description to confirm fit for your exact model and year combination.

Environmental and ownership benefits

• Washable design reduces waste compared to disposable filters.
• Long-life filtration means fewer changes and less landfill impact over time.