The Peterbilt 304 Stainless Steel Battery Box Cover is a heavy-duty, 14 gauge mirror stainless steel cover that fits most Peterbilt 379 1988 to 2007 models and most Peterbilt 389 Glider and models. The cover is easy to install over your existing battery box with no modification to the OEM box, and comes with quick T-bar latches that allow for removing the cover by hand. Hardware is included, and the cover is sold individually. This battery box cover is a practical and durable solution for protecting your battery box while adding a sleek, polished look to your truck.