Crankshaft Sensor Bolt (Aluminum) - 6 X 16 mm for X3 (2004-2012), 330i (2006), 325i (2006), 530i (2006-2007), 525i (2006-2007), 530xi (2006-2007), 525xi (2006-2007), 325xi (2006), 330xi (2006), M5 (2006-2010), Z4 (2006-2011), M6 (2006-2010), 328i (2007-2013), 328xi (2007-2008), X5 (2007-2010), 528i (2008-2011), 528xi (2008), 128i (2008-2013), 528i xDrive (2009-2010), 328i xDrive (2009-2013)