The H&R 18mm adjustable rear sway bar for 2013–2016 Scion FR-S is a direct-fit rear anti-roll bar specified for that model range. This adjustable 18mm bar replaces the factory rear bar to change rear roll stiffness and balance, enabling on-vehicle tuning of handling characteristics while fitting the FR-S rear suspension mounting points for the 2013–2016 applications.
H&R 13-16 Scion FRS 18mm Adjustable Rear Sway Bar