The DFC brake master cylinder for 2011–2015 Kia Optima is a model-specific hydraulic component meant to supply pressure to the braking system. As a replacement part specified for those years, it helps re-establish brake-fluid control when the factory unit is compromised. Always confirm year, make and model compatibility before purchase to ensure a proper application.
DFC 11-15 Kia Optima Brake Master Cylinder