Home » 2015 WRX STI Even Quicker and More Playful – Buyers Guide, Trims, Specs » 2015 WRX STI – More Playful with Rear Torque 21 2015 WRX STI – More Playful with Rear Torque 21 Home » 2015 WRX STI Even Quicker and More Playful – Buyers Guide, Trims, Specs » 2015 WRX STI – More Playful with Rear Torque 21