• Select the right replacement filter for your 04 - 21 STI Turbo Kit Intake! • Choose from Speed Density or Stock MAF intake configurations. • Ensure optimal performance for your Subaru STI Turbo Kit.

This air filter is designed for Subaru STI owners from 2004 to 2021. It's perfect for those who want to maintain or enhance their car's performance. Whether you're driving on the street or hitting the track, this filter will do the job. Just select the intake configuration that suits your needs and you're good to go.