The Cobb Alloy Front Lower Control Arm (Complete) with Offset Caster is engineered specifically for 2015-2021 Subaru WRX & STI models, including the 2018 Type RA. Crafted from high-quality alloy, this control arm enhances front suspension geometry by providing precise offset caster adjustment. This improvement results in better steering response, increased stability during cornering, and improved overall handling performance. Designed for durability and exact fitment, it is a direct replacement that supports aggressive driving and track use without compromising daily drivability. Upgrade your Subaru’s suspension with this expertly engineered component for optimized control and confidence on the road or track.