These Peterbilt Cab Panels are designed with a Urea System for the passenger side. Made from 304 stainless steel, these cab panels are durable and built to last. They come in a standard size and feature a 2.14-inch passenger side. Lights are not included, but they can be easily added. These cab panels are available in both standard and extended sizes, making them suitable for Peterbilt 388 and 389 models from 2010 and newer. Sold in pairs, these cab panels are a practical and functional addition to your truck.