B6 / B7 A4 S4 Heater Core
Audi B6 A4 FWD 1.8T
Located inside the dashboard on your Audi
Leaking heater cores can cause endless amounts of frustration. If the damage is bad enough, the coolant can seep into the cabin causing a hazardous situation. Because of the location of this part, installation is only recommended by experienced mechanics.
Only refill the cooling system with G12 antifreeze (Es550) or damage could occur to the cooling system.
Only refill the cooling system with G12 antifreeze (Es550) or damage could occur to the cooling system.
| Make | Model | Submodel | Engine |
|---|---|---|---|
| Audi | B6 A4 | All | All |
| Audi | B6 S4 | All | All |
| Audi | B7 A4 | All | All |
| Audi | B7 RS4 | All | All |
| Audi | B7 S4 | All | All |
Mfg Part# 8E1820031 ES#251432
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Must be added when any air conditioning system is opened up, and refrigerant is lost.

