Cheap And Discounts New O2 Oxygen Sensor Lambda Sensor Fit For 08-11 535I 535XI X6 Part No# 11787570760 1178 7570 760 0258017137 Wholesale. Buy Directly From Merchant WEIDA O2 SENSOR Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.