Genuine OEM Audi Exhaust Gas Recirculation (EGR) Cooler, part number 059131515ET. This essential component is crucial for reducing harmful emissions by cooling exhaust gases before they are recirculated back into the engine's intake. It is typically located within the exhaust system or engine bay. Constructed from robust metal alloys, this cooler weighs 4.075 kg. Installing a genuine OEM EGR cooler ensures precise temperature regulation, resistance to corrosive exhaust gases, and proper integration with the vehicle's emissions control system, maintaining compliance and engine health.