Torque Solution clutch line specified for 2015–2021 Subaru WRX and WRX STI models serves as a direct-fit replacement or upgrade for the factory clutch hydraulic line. Listed to fit those model years, the line provides a model-specific hydraulic connection intended to restore or improve clutch actuation characteristics compared with worn factory lines.
Torque Solution 15-21 Subaru WRX/STI Clutch Line