4Pcs Oxygen O2 Sensor for BMW 128i 2008-2013 328i 2007-2013 X3 X5 2007-2010 3.0L

Package Includes: 4 PCS Oxygen Sensors 11787558055 (5-wire oxygen sensor): Upstream Front, Cylinder 1-3, before catalytic converter 1X 11787558073 (5-wire oxygen sensor): Upstream Rear, Cylinders 4-6, before catalytic converter 1X 11787545074 (4-wire oxygen sensor):  Downstream Front, Cylinders 1-3, after catalytic converter 1X 11787545075 (4-wire oxygen sensor): Downstream Rear, Cylinders 4-6, after catalytic converter 1X   Compatibility: BMW 125i 3.0L 2012-2013 128i 3.0L 2008-2013 E82; E88130i 3.0L 2006-2010323i 2.5L 2010-2011325i 2.5L 2006-2011325i 3.0L 2006 330i 3.0L 2006 330xi 3.0L 2006528i  3.0L 2008-2010   328i 2007-2011 E90; E91; E92; E93 2012-2012 E91; E92; E93 2013-2013 E92; E93   328i xDrive 2009-2011 E90; E91; E92 2012-2012 E91; E92 2013-2013 E92   328xi 2007-2008 E90; E91; E92   X3 2007-2008 E83; 3.0si 2009-2010 E83; xDrive30iX5 2007-2008 3.0si 2009-2010 3.0 xDrive30i   Installation: Directly replace and easy to install Built to strict quality standards and use super