1Fitment: Side mirror housing cap is suitable for 2500HD 3500HD 20202023, this is your ideal option and replacement for your rebuild, repair, and maintenance needs. 2Protective Function: Door mirror cap effectively provides a reliable layer of protection, effectively protecting the rearview mirror from collisions and damage. 3Primed Mirror Cap: Primed mirror cap is unpainted, you can upgrade the mirror cap to decorate your vehicle, making your vehicle stand out on the road. 4Scratch Resistant: Made of premium ABS material, these mirror cap is scratch resistant, heat resistant, and fade resistant. They are lightweight and won't deform after minor collisions. 5Easy Installation: These wing mirror cover is designed for easy replacement. Simply remove the old cap and snap the new one into place for a convenient installation. 2 x Replacement Mirror Covers Parts