Genuine OEM Volvo Interior Heating Heat Exchanger, part number 30767275. This component transfers heat from the engine's coolant to the air that circulates through the vehicle's cabin, providing warmth. It is a critical part of the interior heating system. The heat exchanger has dimensions of 0.25988m x 0.19538m x 0.06513m. Genuine OEM heat exchangers are precisely manufactured for efficient heat transfer and durability.