2X Up & Downstream Oxygen Sensors For BMW 228i 320i 428i 528i X1 X3 Z4 2012-2016 Fit for: BMW 228i 2014-2016 BMW 228i xDrive 2015-2016 BMW 320i 2013-2016 BMW 320i xDrive 2013-2016 BMW 328i 2012-2016 BMW 328i GT xDrive 2014-2016 BMW 328i xDrive 2013-2016 BMW 428i 2014-2016 BMW 428i Gran Coupe 2015-2016 BMW 428i xDrive 2014-2016 BMW 428i xDrive Gran Coupe 2015-2016 BMW 528i 2012-2016 BMW 528i xDrive 2012-2016 BMW X1 2013-2015 BMW X3 2013-2016 BMW X4 2015-2016 BMW X5 2016-2016 BMW Z4 2012-2016 Specifications: OE Numbers: .
