Subaru WRX STI Performance Cold Air Intakes
Buy now from the K&N Store and get a 100% Money Back Guarantee on any cold air intake system!
- Designed to increase power and torque
- K&N Million Mile Limited Warranty®
- Replaces restrictive factory air intake system
- Easy to install performance, usually in 90 minutes or less
Add more horsepower to your Subaru WRX STI with a K&N cold air intake system. K&N Subaru WRX STI cold air intakes are easy to install and add power & acceleration while protecting the vehicle's engine.