Torque Solution Cast Aluminum HD Hard Turbo Inlet (84mm / 3.3" FP Turbo Inlet) - 2002-2007 Subaru WRX / 2004-2021 STI Subaru-WRX-2008 This extra surface area provides

This extra surface area provides even more airflow at lower restriction than a standard K&N O/E replacement filter that is limited to the size of the factory air box

By using a normal air cleaner

Front brake rotor

Saves weight by removing the factory mufflers

Torque Solution Cast Aluminum HD Hard Turbo Inlet (84mm / 3.3" FP Turbo Inlet) - 2002-2007 Subaru WRX / 2004-2021 STI Subaru-WRX-2008 This extra surface area providesTorque Solution HD Hard Turbo Inlet Pipe Cast Aluminum 84mm 3. 3" Coupler Features: Cast Aluminum Black Anodized Smooths and Increases Airflow Entering Turbo Eliminates failure prone corrugated rubber hose 4 ply Silicone Couplers Includes Silicone Friendly Stainless Steel Hose Clamps Direct Fitment Includes All Necessary Hardware To Install Able to be installed Recirculated or as Speed Density Limited Lifetime Warranty High Flow Cast Aluminum Turbo