naw all you need is a new rubber trim, there s no way that the glass it self is damage. that rubber trim looks like a bad scab that some one has been picking at. i was looking for oem trim replacement kit, but was not able to locate oem part number, but i did find, 51318402457 COVER, WINDSHIELD, that what is say, looks like some 3m tape that would go over that trim piece naw all you need is a new rubber trim, there s no way that the glass it self is damage. that rubber trim looks like a bad scab that some one has been picking at. i was looking for oem trim replacement kit, but was not able to locate oem part number, but i did find, 51318402457 COVER, WINDSHIELD, that what is say, looks like some 3m tape that would go over that trim piece RealOEM.COM BMW E53 X5 4.4i GLAZING SINGLE PARTS good luck
good luck