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The SuperPro DuroBall front lower control arm bushing kit with caster for 2011 Subaru Impreza WRX STI combines a spherical bearing core with polyurethane isolation to deliver precise articulation and reduced NVH. Offset caster options add positive caster for improved straight-line stability, better camber behavior through turns and a more connected steering feel, without negative effects on tire wear or comfort. Australian-engineered and backed by a lifetime warranty.
SuperPro 2011 Subaru Impreza WRX STI Front Lower Inner DuroBall Control Arm Bushing Kit (+Caster)
