Upgrade your Peterbilt 388 or 389 with Roadworks Grill Inserts featuring 17 horizontal bars. Made of durable stainless steel, these inserts are sold by kit and fit most makes and models of these trucks. Enhance the look of your vehicle while also providing protection for the grill. These inserts are a practical and stylish addition to your truck, offering both functionality and aesthetic appeal. With easy installation and a sleek design, these grill inserts are a must-have for any Peterbilt owner looking to elevate their truck's appearance.