Product Description
Product Fitment:
Subaru WRX 2008-2021
Subaru STI 2008-2018
Legacy GT 2005-2012
Upgrade your vehicle's performance with the K&N® High-Flow Air Filter, engineered for increased horsepower, acceleration, and superior engine protection. This drop-in replacement for your factory air filter is designed with four layers of oiled cotton media that significantly improve airflow while effectively trapping harmful contaminants. Pre-oiled and ready to install, it's one of the easiest and most effective ways to boost your engine’s performance.
Whether you’re daily driving or demanding more from your engine on the track, the K&N air filter offers maximum airflow, long-lasting durability, and cost savings over time. Best of all, it’s washable, reusable, and backed by a No-Hassle Lifetime Limited Warranty.
Features:
Performance-Driven Design: Increases horsepower and acceleration by improving airflow
Durable Construction: Premium cotton gauze with advanced filtration and longevity
4 Layers of Protection: Oiled cotton media traps dirt, dust, and debris without restricting flow
Long Service Interval: Clean every 75,000 miles under normal highway conditions
Eco-Friendly & Cost-Effective: Save up to $125 vs. disposable filters over time
Easy Installation: Drop-in replacement for your stock air filter, pre-oiled and ready to go
Backed by K&N's Lifetime Limited Warranty
Waste-Reducing: Helps reduce landfill waste by eliminating the need for disposable filters
Usually ships within 4 days. 
