This is the compressor air relief valve (4G0616005) for the VW Phideon (3E) 2016+. VW Passat (3C) 2016+. Compressor drain valve Audi A6 C7 / A7 4G. Compressor drain valve Audi A6/S6 C6. Compressor drain valve Audi Q7 4L.
eBay