Amazon.com: Guniang Set of 4 Air Fuel Ratio Oxygen O2 sensor for BMW 328xi 2007-2008 3.0L BMW 328i xDrive 2009-2013 3.0L Upstream + Downstream : Automotive
Amazon.com: Bosch 13475 Premium Original Equipment Oxygen Sensor - Compatible With Select BMW 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, M5, Z8 : Automotive
Amazon.com: A-Premium O2 Oxygen Sensor Replacement for BMW E46 E60 E83 325Ci 325i 330Ci 330i 525i 530i X3 Downstream 2-PC Set : Automotive
Amazon.com: Bosch 17208 Oxygen Sensor, Original Equipment (BMW) : Automotive
Amazon.com: AIP Electronics Oxygen O2 Sensor Compatible with BMW X3 X5 Z4 323i 325i 330xi 328i 330i 525i Downstream OEM Fit OXY199 : Automotive
Amazon.com: 2 Pairs Upstream and Downstream Oxygen Sensors O2 Sensor for BMW 2006-2003 325I 330Ci 330I 525I 2.5L 3.0L Front and Rear 4pcs O2 sensor 234-5137 234-4473 : Automotive