installed Jul 5, 2003 (according to my car spreadsheet/log), used until Jul 3, 2009, you do the math. pretty sure these things don't wear out. Somewhere in that period (early 2004?), I got it replaced at A&J after the sticker fell off. the sticker fell off again, and i just didn't bother gluing it back on. I have some pretty good Gorilla
crazy glue you can use, but i never bothered gluing ...