aFe Power Direct Fit Magnum Pro 5R Performance Drop-In Air Filter (30-10161) | Subaru WRX 2008-2018 / STI 2008-2018
Description
Description
The aFe Direct Fit Magnum Pro 5R Performance Drop-In Air Filter is designed to increase airflow and engine breathing while serving as a direct replacement for the factory air filter on Subaru WRX 2008–2018 and Subaru STI 2008–2018 applications. Built for performance-oriented drivers, this high-flow oiled filter improves throttle response and overall engine efficiency while retaining the factory airbox.
KEY FEATURES
- Direct replacement drop-in air filter for the factory airbox
- Magnum Pro 5R oiled filter media delivers maximum airflow with strong filtration
- Five-layer oiled cotton gauze construction enhances performance potential
- Washable and reusable design for long service life
- Improves throttle response and overall engine airflow
TECHNICAL SPECIFICATIONS
- Filter Type: Drop-in replacement air filter
- Filter Media: aFe Magnum Pro 5R (oiled cotton gauze)
- Construction: Five-layer oiled cotton media
- Installation: Direct replacement for OEM air filter
- Maintenance: Washable and reusable
VEHICLE FITMENT
- Subaru WRX 2008–2018
- Subaru STI 2008–2018
aFe Power engineers performance intake, filtration, and exhaust solutions designed to increase airflow, improve engine efficiency, and deliver proven gains for street, performance, and motorsports applications.



