Originally Posted By: DBMaster
^I was kind of thinking that. I think that, maybe, the commercial car wash MIGHT wear off the original coating a little faster. I'll bet it has a lot more to do with simply how much sun exposure the front end of the car gets in a day. My car sits in a parking garage when I'm at work and in my garage when I'm home. And, I treat with Meguiar's headlight protectant when I wash it. I'll bet my lenses will last a long time.
Yes it is always in the sun, 3 years in Phoenix