If a part is temporarily unavailable, you could substitute it with these parts:
Quality Diverter valve for Mercedes CLS CLS 400 3.0 4-matic 333 hp Petrol
Wide selection of new diverter valve for Mercedes C218 CLS400 4-matic (218.367) Petrol 333 hp, priced from £29.48 to £73.96. Choose from 6 trusted manufacturers.
Diverter valve for MERCEDES-BENZ CLS models
CLS 320 CDI (219.322) OM 642.920
CLS 350 (219.356) M 272.964
CLS 500 (219.375) M 113.967
CLS 350 CDI / d (218.323) OM 642.852
CLS 350 (219.357) M 272.985
CLS 55 AMG (219.376) M 113.990
CLS 500 (219.372) M 273.960
CLS 320 CDI OM 642.920
CLS 350 CDI / d 4-matic (218.393) OM 642.854
CLS 63 AMG (219.377) M 156.983