This chrome plastic adjustable louver is a practical and stylish addition to your Peterbilt 357, 378, 379, and 385 models from 2001 to 2005. Made with high-quality chrome plastic, this louver is durable and long-lasting. It is sold individually, making it easy to customize your truck's appearance. With its adjustable design, you can easily control the airflow and ventilation inside your vehicle. Enhance the look of your Peterbilt while enjoying the benefits of improved airflow with this chrome plastic adjustable louver.