Description:

Applicability: Replacement for All EJ20 / EJ25 engines; Replacement for 2002 - 2014 Subaru WRX; Replacement for 2004 - 2020 Subaru STI; Replacement for 2004 - 2008 Subaru Forester XT; Replacement for 2005 - 2009 Subaru Legacy GT. Package Inlucidng: 1X Cylinder 4 Coolant Mod; 1X T Fitting; 2X Clamps. Function: Increase the coolant flow to the area of the 4 cylinder head, Which helps to reduce the coolant temperature of the 4 cylinder and maintain a more uniform temperature with other cylinders; Helps to reduce the knocking and knocking of the 4 cylinder, Enables the engine to operate normally, And ensures safe driving. Reliability: Stable characteristics, Professional performance and high reliability. Easy Installation: Direct fitment, Perfect match for the car.