Parts Geek - For 1996-1999 BMW 328is Thermostat O-Ring 34641KBYD 1997 1998. 1996-1999 BMW 328is. Notes: Thermostat O-Ring (60 X 3.5 mm). Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.
This product is ideal for restoring the functionality of the 1996-1999 BMW 328is engine.
