Perrin Rear Sway Bar Adjustable 16mm WRX / STI (2008-2018) BRZ FR-S T86 Nissan eliminating engine bogging and preventing

eliminating engine bogging and preventing check engine lights that plague competitive systems

SPEC's Stage 2+ features a multi-friction disc in a full faced configuration with carbon semi-metallic on one side and Kevlar on the other

If your bushings are failing

It’s a huge improvement over the tiny OEM bars

Mandrel-Bent

Perrin Rear Sway Bar Adjustable 16mm WRX / STI (2008-2018) BRZ FR-S T86 Nissan eliminating engine bogging and preventingTake your Subaru's handling to the next level with PERRIN Performance sway bars. Upgrading your sway bar is the easiest way to improve vehicle handing. Sway bars increase roll resistance and modify vehicle balance. In general, adding a larger rear sway bar increases over steer, and adding a larger front sway bar increases under steer. Upgrade both front and rear sway bars to reduce body roll and tune vehicle balance to your preference.