Subaru OEM STI Duct Air Intake Subaru STI 2004-2006 | 14459AA392 NEW The valve seal utilizes a

The valve seal utilizes a Viton O-ring that is clamped in place to prevent the possibility of sticking to the seat and pulling out

and Bolt‑Smooth paste to combat heat seizing

Confirmed to fit the OEM rear LCA's

Premium Semi-synthetic Multigrade engine oil

-1x 20-0301 FPR Adapter is included for the outlet port permitting the reuse of the OEM pressure regulator

Subaru OEM STI Duct Air Intake Subaru STI 2004-2006 | 14459AA392 NEW The valve seal utilizes aProduct Fitment: 2004 2006 Subaru STI Restore proper airflow and OEM performance with this genuine Subaru Duct Assembly Air Intake (Part # 14459AA392). Also labeled as the duct air intake duct interior hose, this component channels filtered air from the intake to the turbo manifold path, maintaining clean airflow and pressure control. Features Genuine OEM Subaru part ensures factory spec performance and fit Direct replacement for 14459AA391