[REPLACEMENT OVER BLOW CAP] The radiator cap holds the coolant inside the radiator, but it also works as a two-way valve that keeps the right pressure inside so the radiator does it work correctly. Symptoms of a Bad Radiator Cap: air enters the system, low coolant level, coolant leaks, overflowing reservoir, overheating engine.
[REPLACES PART] Coolant cap 17137516004 17117639021
[FRIENDLY NOTE] It is extremely important to always make sure to allow the engine to cool down before removing the radiator cap, as removing the cap from a can cause sudden coolant and severe .
Condition: New
Manufacturer Part Number: 17137516004

COMPATABILITY:
2 Series F87 M2 (10/2016 - 12/2019)
3 Series E90 (01/2007 - 07/2008)
3 Series E90 (03/2008 - 10/2011)
3 Series E92 (07/2006 - 02/2010)
3 Series E92 (09/2009 - 06/2013)
3 Series E93 (03/2007 - 02/2010)
3 Series E93 (07/2009 - 10/2013)
3 Series F80 M3 (04/2012 - 06/2015)
3 Series F80 M3 (01/2015 - 10/2018)
4 Series F82 (02/2013 - 02/2017)
4 Series F82 (05/2016 - 12/2019)
4 Series F83 (06/2013 - 02/2017)
4 Series F83 (05/2016 - 12/2019)
5 Series E60 (12/2001 - 12/2009)
5 Series E60 (11/2005 - 12/2009)
5 Series E61 (10/2002 - 02/2007)
5 Series E61 (11/2005 - 05/2010)
5 Series F07 GT (09/2008 - 06/2013)
5 Series F10 (01/2009 - 06/2013)
5 Series F10 (10/2012 - 10/2016)
5 Series F11 (02/2009 - 06/2013)
5 Series G30 (10/2015 - 12/2019)
5 Series F90 M5 (01/2016 - 12/2019)
6 Series E63 (05/2002 - 07/2010)
6 Series E63 (04/2006 - 07/2010)
6 Series E64 (09/2002 - 07/2010)
6 Series E64 (04/2006 - 07/2010)
Colour: black
Material: plastic

Package Contents:
1 * Radiator Cap