Brake Fluid Reservoir Cap with Warning Switch for 330i (2006), 325i (2006), 325xi (2006), 330xi (2006), 328i (2007-2013), 328xi (2007-2008), 335i (2007-2013), 335xi (2007-2008), M3 (2008-2013), 128i (2008-2013), 135i (2008-2013), 335d (2009-2011), 328i xDrive (2009-2013), 335i xDrive (2009-2013), 335is (2011-2013), 1 Series M (2011), X1 (2012-2015), 135is (2013)