Torque Solution urethane differential mount inserts for 2015 and later Subaru WRX/STi replace worn rubber to reduce diff movement and improve drivetrain feel. These bushings stiffen the mount compared with stock, helping to deliver more consistent power transfer and sharper response under load while being a direct-fit replacement tailored to the vehicle application.
Torque Solution Urethane Differential Mount Inserts: 2015+ Subaru WRX/STi