3/5/10PCS 253301P000 Coolant Filler Radiator Cap For Carnival Sedona Rondo Soul Picanto Cadenza Optima Equus The 3/5/10PCS 253301P000 Coolant Filler Radiator Cap is designed for use with Carnival, Sedona, Rondo, Soul, Picanto, Cadenza, Optima, and Equus models.This radiator cap helps maintain proper cooling system pressure, allowing the engine to operate within its temperature range.It is engineered to fit securely on the coolant filler neck, providing a sealed connection that prevents coolant leakage and minimizes the risk of overheating.Constructed for , the cap integrates a pressure relief mechanism to regulate system pressure and protect cooling components.Its compact dimensions allow for easy installation and integration into the engine bay without interference.The design supports performance under regular driving conditions.This radiator cap is available in multiple quantities, making it convenient to have replacements on hand.It is suitable for vehicle owners and technicians performing routine maintenance or replacement of worn cooling system parts.