Torque Solution Cylinder 4 Coolant Mod - 2002-2014 Subaru WRX / 2004-2021 STI / 2003-2006 Baja / 1998-2010 Forester / 1993-2014 Impreza / 1990-2009 Legacy / 2000-2009 Outback pdm_fuel-rails Features a unique patent-pending

Features a unique patent-pending

The sheet metal should fail before the weld

Forced Performance FP BLACK Turbocharger 84mm 8cm IWG w/ Oil Feed Line

The first number is the outer diameter of the hubring (used to closely match the hub bore of your wheel)

Torque Solution Cylinder 4 Coolant Mod - 2002-2014 Subaru WRX / 2004-2021 STI / 2003-2006 Baja / 1998-2010 Forester / 1993-2014 Impreza / 1990-2009 Legacy / 2000-2009 Outback pdm_fuel-rails Features a unique patent-pendingTorque Solution Cylinder 4 Coolant Mod for Subaru EJ Engines was designed to increase coolant flow to cylinder #4 head area. The additional coolant flow helps reduce cylinder #4 coolant temps and keeps the temps more uniform with the rest of the cylinders. Torque Solution Cylinder 4 Coolant Mod Torque Solution Cylinder 4 Coolant Mod for Subaru EJ Engines was designed to increase coolant flow to cylinder #4 head area. The additional coolant flow helps