Original auxiliary heater in complete retrofit kit for the Audi A8 4N The system heats the interior and releases ice chips without switching on the engine Comfortable regulation of heat and fresh air via timer or remote control More safety thanks to clear view Quick setting of a pleasant interior climate Less engine stress when heating the vehicle Timer programming + instant heating button via MMI Remote control with display (heating time display) Automatic selection of auxiliary heating or auxiliary ventilation E10 compatible The intelligent controller calculates the heating time in an energy-optimized manner Selectable options: 3.0 TDI, T2P, T7V, 9AK, 9AU 3.0 TDI, T2P, T7V, 9AH 3.0 TDI, TS8, 9AK, 9AU 3.0 TDI, TS8, 9AH 4.0 TFSI, T1M, 9AK, 9AU 4.0 TFSI, T1M, 9AH 4.0 TDI, TI4, 9AK, 9AU 4.0 TDI, TI4, 9AH 3.0 TFSI, T9I, 9AK, 9AU + 0K4 3.0 TFSI, T9I, 9AH all engines; PR no.: 9M5 Scope of delivery: complete retrofit kit remote control coding key Note: The hardware supplied comes from test vehicles and has undergone a complete functional test. The software is up to date No parking heater is available for vehicles with PR no.: 0K3 You benefit from the standard 24-month warranty on components The installation of the auxiliary heater requires special skills and a great deal of experience in this field