Genuine OEM Volkswagen Reduction Agent Tank Heater Element Repair Kit, part number 2E0198970A. This repair kit provides the necessary components to service or replace parts of the heater element assembly for the reduction agent (AdBlue/DEF) tank. The heater element's function is to prevent the reduction agent from freezing in cold temperatures, ensuring the proper operation of the vehicle's emissions control system. Weighing 1.466 kg, this kit contains essential parts for maintaining the system. Using a genuine OEM repair kit ensures that all components meet factory specifications for material quality, electrical compatibility, and precise fitment, which is crucial for the reliable performance of complex emissions systems.