BMW 323iS Replacement Air Filters
Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW 323iS air filter!
- Designed to Increase Horsepower and Acceleration
- High Air Flow with Excellent Filtration
- Top Performance Accessory for BMW 323iS Models
- K&N Million Mile Limited Warranty®
Order your K&N replacement air filter Factory Direct today! Help your BMW 323iS run better. Fast and FREE SHIPPING with any BMW 323iS air filter
Search By Vehicle
Search By Dimension
The item you added to cart DOES NOT FIT your
This item fits your