The Chrome Plastic Mirror Cover for Peterbilt 387 Series Truck is a practical and durable accessory for your truck. Designed to fit most Peterbilt 387 models, this mirror cover is sold individually for both the driver and passenger sides. Made by United Pacific, it comes with a 6-month warranty for added peace of mind. With its OEM part number R59-1019-12, this mirror cover is a reliable replacement option. Enhance the appearance of your truck while protecting your mirrors with this high-quality chrome plastic mirror cover.