Bank 1 Sensor 2 O2 Oxygen Sensor Replacement For BMW 128i 135i 323i 325i 328i 335i 528i 550i 650i 750i Alpina B6 B7 X3 X5 X6 Z4 Replacement For Part No.: 11787545074, 11787569968, 11787526262, 11787614322 Position: Downstream; Bank 1 Post-Cat (Green O-ring) Wire Length: 549mm/21.6" Wire Quantity: 4 Wires Position: Downstream (Cylinder 1,2,3); Bank 1 Post-Cat (B1S2)

Vehicle Fitment:
2011 1 Series M E82
2008-2013 128i E88/E82
2008-2010 135i E88/E82
2006-2011 323i E90
2006 325i E90
2006 325xi E90/E91
2007-2013 328i E93/E92/E91/E90
2009-2013 328i xDrive E92/E91/E90
2007-2008 328xi E92/E91/E90
2006 330i E90
2006 330xi E90
2007-2010 335i E93/E92/E90
2009-2010 335i xDrive E92/E90
2011-2013 335is E93/E92
2007-2008 335xi E92/E90
2008-2009 528i E60
2009-2010 528i xDrive E60
2008 528xi E60
2010-2016 550i F10
2010-2015 550i GT F07
2010-2017 550i GT xDrive F07
2011-2016 550i xDrive F10
2012-2018 650i F12/F13
2013-2019 650i Gran Coupe F06
2012-2018 650i xDrive F12/F13
2013-2019 650i xDrive Gran Coupe F06
2009-2015 750Li F04/F02
2010-2015 750Li xDrive F02
2009-2015 750i F04/F01
2010-2015 750i xDrive F01
2007-2010 X3 3.0si E83
2007-2010 X5 3.0si/xDrive30i E70
2011-2018 X5 xDrive50i E70/F15
2015-2018 X5 M F85
2008-2019 X6 ActiveHybrid E72, xDrive50i E71/F16
2015-2019 X6 M F86
2009-2016 Z4 sDrive30i/sDrive35i/sDrive35is E89
2006-2011 Z4 Coupe 3.0si E86, Roadster 3.0i/Roadster 3.0si E85