Please check fitment notes & description for accurate information.2001-2005 BMW 320i 2.2L2000 BMW 323Ci 2.5L1999-2000 BMW 323i 2.5L2001-2003 BMW 325Ci 2.5L2001-2003 BMW 325i 2.5L2001-2005 BMW 325xi 2.5L2000 BMW 328Ci 2.8L1999-2000 BMW 328i 2.8L2001-2003 BMW 330Ci 3.0L2001-2003 BMW 330i 3.0L2001-2005 BMW 330xi 3.0L2001-2003 BMW 525i 2.5L1999-2000 BMW 528i 2.8L2001-2003 BMW 530i 3.0L1999-2003 BMW 540i 4.4L1997 BMW 740i 4.4L1996-1997 BMW 740iL 4.4L1995-2001 BMW 750iL 5.4L1995-1997 BMW 850Ci 5.4L2000-2003 BMW M5 5.0L2002-2006 BMW X5 3.0L2000-2003 BMW X5 4.4L2000-2002 BMW Z3 2.5L1999-2000 BMW Z3 2.8L2001 BMW Z3 3.0L2000-2003 BMW Z8 5.0L Oxygen Sensor's Location: How do I know the O2 sensor is good or not? .
