K&N Air Intake Systems for the Subaru WRX STI
Subaru WRX STI Performance Air Intake Systems
If you are looking to improve performance, K&N Subaru WRX STI air intakes are easy to install and come with a million mile limited warranty.
- Designed to increase horsepower and torque
- K&N Million Mile Limited Warranty®
- Replaces restrictive factory air intake system
- Easy to install performance
Buy now from the K&N Store and get a 100% money back guarantee
and free shipping
on any air intake!
Add horsepower to your Subaru WRX STI with a K&N air intakes.
Upgrade your WRX STI today with a K&N automotive air intake system