New SuperPro Roll Control WRX Supaloy Front Lower Control Arms increase the handling of your WRX to better than that of the STI. The arms are built with SuperPro Anti-Lift and increased caster ability and featuring the new “Grip Dynamics” system which combined improves grip for better handling and performance outcomes. Features & Details Alloy light-weight and stronger than original WRX steel Arm – less unsprung weight. Direct Replacement for STi Alloy Arm SuperPro Anti-Lift Kit included with arm. Anti-Lift dialled into rear bushing. SuperPro bushings for increased tire contact patch control, minimal NVH with maximum service life and better handling. Suitable for road and track. Product Specifications: Components Per Product: 2 Arms