Maintain optimal cabin warmth and defrost performance with the Genuine CUPRA Ateca Heat Exchanger 5WA819031. Also known as the heater core, this OEM part is a key component of the HVAC system, responsible for transferring engine coolant heat into the cabin via airflow from the blower motor. Built to CUPRA's exacting standards, it delivers efficient heating, quick defrost, and reliable long-term performance.
Ideal for resolving issues like cold air from vents, fogged windows, or coolant leakage inside the cabin.