Recently redid the brake lines with newer copper-nickel lines and wanted to keep the factory stone guard, it suits all requirements perfectly. Once installed the factory stone guard works, although stainless steel dominates the look, wisely show this is a good way to hide that you are using newer copper-nickel tubing. During installation you need to compress the material if you want it from start to finish. It's really a long feather, if you're about 24 inches long or longer, it's easy enoughβ¦