Description:

New Radiator Cooling Cap 140 KPa 1.4bar for BMW 328i xDrive 2014 to 2016. This essential cooling system component regulates pressure and seals the expansion tank to prevent engine overheating and coolant leaks.

• Compatible Models: BMW 328i xDrive 2014 to 2016
• Part Numbers: 17117639020, 17117521071
• Pressure Rating: 140 KPa 1.4bar
• Material: Plastic exterior finish
• Function: Pressure regulating sealing cap for radiator or expansion tank filler port
• Application: Direct aftermarket replacement
• Fixes Issues: Cooling leaks, engine overheating, and abnormal cooling system pressure
• Included Components: Reservoir Cap