I just installed them on my 2014 SLK250. They look great and are very easy to put on. Since they're only stuck on with 3M glue, I expect that if I have to remove them, a bit of grease and stickiness will get me back in stock. They don't look quite like the metal Mercedes-Benz, but they're a fraction of the price and they look absolutely great. how long will they last Good question, I will find out as I intend to own this car for many years. It's a chromed/coated plastic that I call…