08-10 KAWASAKI ZX10R: Cox Racing Group Radiator Guard (BLACK) Cox Racingroup radiator guards are cheap insurance against damage that can not only stop you in your tracks, but also cause serious injury in the event of a crash. It's engine protection that also looks good. Engineered so they are manufactured without welding. Every one is hard anodized for a chip-free, tough finish. Frames are cut from a sheet of 0.060" 5051 aluminum.