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.
Ford Focus ST IV Replacement Air Filters
Buy now from K&N's Online Store and get a 100% money back guarantee on any Ford Focus ST IV air filter!
- Designed to Increase Horsepower and Acceleration
- High Air Flow with Excellent Filtration
- Top Performance Accessory for Ford Focus ST IV Models
- K&N Million Mile Limited Warranty®
Order your K&N replacement air filter Factory Direct today! Help your Ford Focus ST IV run better. Fast and FREE SHIPPING with any Ford Focus ST IV air filter
Search By Vehicle
Search By Dimension
The item you added to cart DOES NOT FIT your
This item fits your
The item(s) below fits your vehicle
