The Genuine BMW Rear Heater Duct - 64227075484 is a genuine replacement part for BMW vehicles. It is designed to be used in the rear heating system of the vehicle, specifically for directing warm air to the rear passengers. This duct is made from high-quality materials and is designed to fit perfectly into the vehicle's heating system. It is an essential component for keeping the rear passengers comfortable and warm during cold weather. This product is an authentic BMW part and is guaranteed to meet the same quality and performance standards as the original part.