PERRIN Rear Adjustable Sway Bar - 08-21 WRX/STi Select Size:22mm 25mm EJ257 Set for 4

25mm EJ257 Set for 4 Pistons

• Self-bonding and self-curing

• S2 cams can run on Factory ECU with custom flashing

• 17-7 PH Stainless Steel actuator spring gives consistent pressure at high temperature and resists "relaxing" up to 900F (483C)

• Standard clamp-style flange configuration for easy mounting

PERRIN Rear Adjustable Sway Bar - 08-21 WRX/STi Select Size:22mm 25mm EJ257 Set for 4Vehicle Fitment: 2008 2021 Subaru WRX 2008 2021 Subaru STi Add an adjustable rear sway bar to your WRX or STI. Adding a sway bar is the easiest way to improve the handling of your vehicle. Part Numbers: PSP SUS 229 = 16mm PSP SUS 230 = 19mm PSP SUS 232 = 22mm PSP SUS 234 superseded to PSP SUS 248 = 25mm SIZE PERRIN Performance sway bars come in four different sizes; 16mm, 19mm, 22mm and 25mm. Driving enthusiasts will enjoy the feel of a 16mm or 19mm