Shop 2018 Audi A8 A/C Receiver Drier. 3.0 LITER, DIESEL. 3.0 LITER, GAS. 4.0 LITER. 4.2 LITER. 6.3 LITER - OEM Audi Part # 4H0298403 (4H0-298-403)

Air Conditioning (A/C) Receiver Drier. Dehydrator. Insert.
A/C Receiver Drier. Included with: Condenser.

A/C Receiver Drier

Fits A8, S8

3.0 LITER, DIESEL. 3.0 LITER, GAS. 4.0 LITER. 4.2 LITER. 6.3 LITER. A8, S8.
Air Conditioning Receiver Drier Assembly - Repair or Replace
The receiver drier in your A/C system contains a desiccant that protects its metal components as well as acting as a filter to prevent damage to the rest of your system. They also frequently include a pressure switch that signals your A/C compressor to turn on or off. Your should get a new receiver drier, or accumulator, any time your air conditioning is undergoing repairs.