• World - Record Proven: Dominate the Subaru market with unbeatable performance! • Coldest & Most Air: The filter in the fender well brings in the coldest and maximum air for your engine. • High - Quality Build: Crafted from top - notch parts and built in - house in the USA. Made with 3' stainless steel piping, 3' Aluminum MAF housing (Stock MAF option only), and a K&N Filter. Mandrel bent to ensure smooth airflow.

This ETS 04 - 07 Subaru STI intake kit is perfect for Subaru enthusiasts who want to boost their car's performance. Whether you're a daily driver looking for better fuel efficiency or a racer seeking that extra edge on the track, this kit is for you. The filter is placed in the fender well outside the engine bay, allowing it to suck in the coldest air. It has 3 - foot stainless steel piping and an optional 3 - foot Aluminum MAF housing. The K&N filter ensures clean air intake. All parts are mandrel bent to keep the air flowing smoothly. It's proudly built in the USA.