The Peterbilt 379 Cab, Sleeper & Cowl Panels product category offers a broad span of comfortable, functional, and stylish products to protect your classic model 379 from nasty weather conditions. Our aftermarket panels help to improve fuel efficiency and offer a durable alternative to OEM parts. In fact, high-quality makers can often match or exceed the quality of traditional OEM components. You can also filter for the type of material you want: aluminum (lightweight and corrosion-resistant), stainless steel (durable and sleek-looking), and composite (lightweight option). Some of the key features of this product category include: - Variety of lighting configurations, including LED lights, bullseye lights, and slotted light cutouts, to personalize the rear and front air cleaner areas - Stainless steel and aluminum panels for enhanced durability and a premium appearance - Accessories like extenders, filler plates, and wrap-around panels to create a seamless, integrated look