Its aggressive design also adds a striking visual upgrade to your WRX’s rear profile
The Circuit II QRT includes integrated head bolsters to protect the head and deep side bolster for maximum lateral containment
maintaining driver comfort and control without compromise
While the intake works with a stock tune
It features a heavy-duty sprung ceramic disc that provides rapid heat dissipation and long-lasting performance under high torque loads
Hardrace Pillow Ball Rear Upper Arm Bushing Fits Most Subaru Models SALE_2019Forester Its aggressive design also addsHardrace Pillow Ball Rear Upper Arm Bushing Fits Most Subaru Models Precision Control Suspension Upgrade Overview The Hardrace Pillow Ball Rear Upper Arm Bushing is designed to enhance suspension performance across a wide range of Subaru models, including WRX, STI, Legacy, Impreza, Crosstrek, Outback, BRZ, and GR86. This upgrade replaces the factory rubber bushings with a precision engineered pillow ball design, delivering improved driver feedback,