Experience a noticeable boost in performance with the K&N Replacement Air Filter for Smart Fortwo 1.0L. This high-flow air filter features a cutting-edge design that utilizes layered, oiled cotton media engineered to enhance airflow while capturing contaminants. Its reusable construction not only increases horsepower but also offers long-term savings and environmental benefits by eliminating the need for disposable filters.

The K&N air filter is designed for a quick drop-in installation into your factory air box, ensuring an easy upgrade. Enjoy improved engine performance and fuel efficiency, all backed by a dependable 10-Year/Million Mile Limited Warranty. Regular cleaning—recommended every 75,000 miles or 5 years under highway use—ensures your filter maintains optimal performance.

Features at a Glance

• Reusable design that saves money over disposable alternatives
• Increased horsepower and optimized fuel efficiency
• Simple, seamless installation in your factory air box
• Environmentally friendly with reduced waste
• Backed by K&N’s 10-Year/Million Mile Limited Warranty

How It Works & Care

• Engineered to maximize airflow for improved engine response
• Requires cleaning every 75,000 miles or 5 years during highway use
• Maintains durability and performance throughout your vehicle’s lifetime

Fitment Details

Upgrade your ride today and experience top-tier performance with this K&N air filter. For more related products, check out our K&N Engineering collection or explore additional options in our Air Filters - Drop In selection.