Whiteline Rear Sway Bar Mount Support Brace — Subaru WRX/STI

Increases the stiffness of the rear sway bar mount and reduces the likelihood of the OE mount bending or cracking under the higher loads an upgraded bar puts through it.

Key Benefits

• Prevents flex and fatigue of the factory sway bar mounting points
• Lets an upgraded rear bar deliver its full rate
• Strongly recommended alongside any aftermarket rear sway bar
• Does not affect alignment — 4 bolts total, 2 per side

Kit Contents

• 2 Support Braces (left and right)
• 2 M8 bolts, 2 flat washers, 2 spring washers

Limited lifetime warranty.

Fits Subaru WRX (2008–2018) and STI (2008–2020), plus Impreza, Forester, Legacy and Outback — confirm your exact year/chassis before ordering.