Outer rocker panels are essential components of a vehicle's body that protect the side of the car from damage caused by debris or other objects on the road. These panels also add to the overall aesthetic appeal of the vehicle, as they can be customized with different colors and designs. In this review, we will take a closer look at some of the best outer rocker panel options available for 1999-2007 Chevy Silverado/GMC Sierra models. Motor City Sheet Metal offers several different types of outer rocker panels that are compatible with various 1999-2007 Chevy Silverado and GMC Sierra models. These include the Outer Rocker Panels With Cab Corners Protector Replacement Pair, which is designed to fit specifically on these models, as well as a variety of other options such as Motor City Sheet Metal's Works with 1999-07 CHEVY SILVERADO SIERRA 4DR EXT. CAB ROCKER PANELS AND CAB CORNERS PAIR and the Universal Fit 4 Door Extended Cab Outer Rocker Panels (2 Pcs). One of the key features that sets Motor City Sheet Metal apart from other manufacturers is their use of high-quality materials. These panels are made from durable aluminum, which provides excellent protection against damage caused by debris or other objects on the road. Additionally, these panels come with a variety of different colors and designs to choose from, so you can customize your vehicle's appearance to suit your personal taste. Another advantage of Motor City Sheet Metal's outer rocker panels is their ease of installation. These panels are designed to be easy to install, even for those without any prior experience with automotive repairs. Additionally, the company provides detailed instructions and videos to help guide you through the process. This makes it possible to install your new panels quickly and easily, without having to spend a lot of time or money on professional installation services. Overall, Motor City Sheet Metal's outer rocker panels are an excellent choice for anyone looking to upgrade their 1999-2007 Chevy Silverado/GMC Sierra model. These panels provide excellent protection against damage caused by debris or other objects on the road, while also adding to the overall aesthetic appeal of your vehicle.