If you want to enhance the look of your car, its true that the chrome arches will in time only degrade its appearance, and although I too like the look, I believe they will end up clashing with the wheels, and on top of that its true the rust really will eat its way through. However, I personally like the chrome threshold plate. Its not too "bling" although it is sorta flashy. I think it will look better than the plastic that is already in the cars. Heres a picture...
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