Torque Solution Billet Rear Differential Brace (Black) Sprite De Bowser De 8 Bits Mario Sprite 2 Incomplete 8 Bit Mario. Torque Solution Billet Aluminum Rear Differential Brace Applications: Subaru WRX STI 08+ Torque Solution Billet Aluminum Rear Differential Brace is a must have for your high horsepower or big turbo Subaru. Our billet piece is stronger than the OEM cast brace and includes 75A Durometer Urethane bushings to ensure there is no differential movement. Less drivetrain movement means more power to ground. This will benefit all types of racers whether you are on a road course or at the drag strip. 6061 Billet Aluminum Black Anodized w Engraved Torque Solution Logo 75A Urethane Bushings w Stainless Steel Pins Helps Reduce Wheel Hop Reduces Drivetrain Movement Limited Lifetime Warranty Applications: Impreza WRX 2008 2014 Impreza WRX STi 2008 2014 WRX STI 2015+ WRX 2015+ Forester 2013 2015 Legacy 2000 2008