We use cookies to make your experience better. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Learn more.
Smart Forfour Replacement Air Filters
Buy now from K&N's Online Store and get a 100% money back guarantee on any Smart Forfour air filter!
- Designed to Increase Horsepower and Acceleration
- High Air Flow with Excellent Filtration
- Top Performance Accessory for Smart Forfour Models
- K&N Million Mile Limited Warranty®
Order your K&N replacement air filter Factory Direct today! Help your Smart Forfour run better. Fast and FREE SHIPPING with any Smart Forfour air filter
Search By Vehicle
Search By Dimension
The item you added to cart DOES NOT FIT your
This item fits your
