Introducing the Battery Box Slip Cover for Peterbilt 389, 379, and 359 models. Made from durable stainless steel, this slip cover replaces the lid on OEM Non-DPF/DEF boxes, providing a sleek and polished look. It is also available in a satin coat finish. With a 3-year warranty, this slip cover from 12 Gauge Customs ensures long-lasting protection for your battery box. Upgrade your truck's appearance and enjoy the practicality of this high-quality slip cover.