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Subaru Impreza 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 Impreza WRX STi with a K&N cold air intake system. K&N Subaru Impreza WRX STi cold air intakes are easy to install and add power & acceleration while protecting the vehicle's engine.
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