Whiteline Front Control Arm Lower Inner Rear Anti-Lift Caster Bushing Subaru STI 2011+ / WRX 2015+ | KCA425 vendor_AEM Electronics No steel back is required

No steel back is required which can cause high RPM lockout and/or synchro damage

Nissan S14/15 SR20DET uses M20 x 1

09–13 Forester XT

They protect your existing paint / clearcoat from scratches and give it a textured appearance

Part #: KCA359M

Whiteline Front Control Arm Lower Inner Rear Anti-Lift Caster Bushing Subaru STI 2011+ / WRX 2015+ | KCA425 vendor_AEM Electronics No steel back is requiredPart #: KCA425 Whiteline's Anti Geometry Kit replaces the front control arm rear vertically mounted bushing and featuring low compliance synthetic elastomer with high performance low compliance bearings for optimum dynamic alignment. Positive static caster gains can also be achieved by the offset orientation of the bearing and unique to any Whiteline Anti geometry kit before it, KCA425 allows WRX and STI owners to tune geometry from Anti Lift to Anti