Original Volkswagen 1K0819031E Heat Exchanger Air Con Caddy Golf Tiguan A3 Q3. The description of this item has been automatically translated. 1K0819031E Air conditioning heat exchanger. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Air Conditioning & Heating\Heater Cores".The seller is "teilegigant24" and is located in this country: DE. This item can be shipped worldwide.