EAG 99-07 Ford F-250/350 / 450 Mirror Covers Triple Chrome Plated ABS with Turn Signal Cutout 1 Pair (65-0309) Made of automotive light weight durable ABS plastic. Enhances the look of your vehicle and protects your existing mirrors from chips Matches OEM parts perfectly.Install over your existing mirrors and matches your OEM chrome trim. Please test fitting before peel off the 3M tape at the back of the cover. Easy Peel-N-Stick installation.No modification required for installation.