Shop OEM BMW Part # 17117585496 (17-11-7-585-496). Radiator Air Seal (Upper). Radiator - Repair or Replace Typical symptoms for a failed radiator include both an overheating engine and a

Radiator Air Seal. Sealing.
Seal used on the Radiator.

Radiator Air Seal

Fits Z4

Radiator - Repair or Replace
Typical symptoms for a failed radiator include both an overheating engine and a coolant leak. But some radiator failures can also result in burned or dark transmission fluid. If the cooling system in your needs attention, contact a factory-trained technician.