Upgrade your Sterling A-Series with durable deck plates and air line boxes designed for both performance and style. Choose from stainless steel or aluminum options in sizes from 24" to 120", with diamond plate or smooth finishes for extra grip and protection. Air line boxes come in recessed or multi-port designs, perfect for trailer air, electrical, and hydraulic connections. Built tough with stainless steel or aluminum, they offer a clean, professional look with flanged or radius bottom options. Whether you need better functionality, a sleek upgrade, or both, these deck plates and air boxes are built to last and take your truck to the next level!