The Wingmaster Stainless Steel Peterbilt Battery Box Cover is a durable and practical solution for protecting your battery box. Made of high-quality stainless steel, this 12x30 inch cover is designed to fit Peterbilt 378 and 379 models from 1993 and newer. Sold individually, this battery box cover is a reliable and long-lasting option for keeping your battery secure and protected. With its sleek and sturdy design, this cover is a must-have for any Peterbilt owner looking to maintain their vehicle's functionality and appearance.