STI Genuine Flexible Strut Tower BraceThis is a strut tower bar with a completely new concept Splitting an aluminum tower bar in the center and connecting the two pieces with pillow ball joints As the left and right pieces are flexibly connected, the bar can moderately handle longitudinal forces such as from gaps on the road to maintain ride comfort while strongly holding against lateral forces during cornering. As a result, not only cornering performance but also straight line stability