Honda Civic Si FC 2017–2021

Riaction coilovers for the 2017–2021 Honda Civic Si FC provide precise control over ride height and damping, allowing you to fine-tune suspension performance for a turbocharged, performance-focused platform. These performance shocks are designed to improve chassis stability and reduce excess body movement, helping the Civic Si stay composed under boost, braking, and aggressive cornering.

With improved front-end grip and sharper steering response, the FC Si benefits from more controlled weight transfer and better balance through turns. The suspension delivers consistent traction and quick transitions, creating a driving experience that feels planted, responsive, and highly engaging on both daily drives and spirited runs.