Hose, water valve and electr.flow heater — a genuine BMW part, number 64 21 6 905 316. The number stamped on the part is 64216905316; BMW's catalog files it under the short number 6905316. You will find it on our AC & Climate Control shelf, under Other Heater and Air Conditioning parts.
It fits the E46 sedan, coupe, convertible and touring (330d, 1999–2005), with the M57 or M57N engines.
BMW draws it on the water hoses/water valve (64_1084) diagram. It weighs about 160 g (0.4 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
