XA Oil Level Sensor Includes O-Ring for BMW with REFERENCE Number 12-61-7-508-003 12617508003 W0133-1662599 W01331662599 Part Number: 12617508003 12611439810 OEM Reference# 1: 112-61-7-508-003, 2617508003, 12 61 7 508 003 OEM Reference# 2: W0133-1662599, W01331662599, W0133 1662599 90 DAYS WANRRTY FROM XtremeAmazing! We provide 100% perfect customer service, please contact if there is ANY problem! Super fast shipping from LA! Takes 3-5 Business Days to arrive. We are USA SELLERS!