1、OE Number: The part number for reference are 4L1Z15K864A, 9L7Z15K866A and BL1Z15K866A, please confirm whether it is consistent with the OE you need. 2、Applicable Model: The parking aid warning sensor is replacement for Ford Edge Escape Expedition Explorer MKS MKT MKX Navigator Mariner Excursion Blackwood. 3、Professional Installation: In order to ensure the safety and normal use of the product, please let professional car maintenance personnel install it. To avoid damaging maintenance personnel or causing accidents, please do not disassemble the product. 4、Durable and Nondeformable: Mainly made of ABS material with strong structure, the parking warning sensor speaker is very durable heat resisting, lightweight and nondeformable, so can be used for a time. 5、Directly Replace: Stringently manufactured to meet the original standard, good replacement for the old or broken one, improving the time efficiency.