11537572159 Genuine BMW N46 Cylinder Head Coolant Hose to Thermostat Housing/Coolant Pump
Genuine BMW N46 engine cylinder head coolant hose between the cylinder head (next to the exhaust manifold) to the coolant pump/thermostat housing.
A common source of coolant loss and perishes with age and heat exposure, oil contamination. Guaranteed to blow and leave you stranded.