The Peterbilt 387 Fender Extensions are a practical and beneficial addition to your truck. Designed to fit most Peterbilt 387 models, these fender extensions are available for both the driver and passenger side. Sold individually, they provide an easy and convenient solution for enhancing the appearance and functionality of your truck. With their seamless integration, these fender extensions offer a practical and cost-effective way to improve your truck's overall performance and aesthetics.