The Roadworks Peterbilt 379 Cowl Extensions are a practical and reliable solution for enhancing your truck's appearance. Made from high-quality stainless steel, these cowl extensions are designed to fit 3 1/2 inch face cab panels, ensuring a perfect fit. Sold as a pair, they come with a 1-year warranty from Roadworks, guaranteeing their durability. With their sleek design and OEM compatibility, these cowl extensions are a must-have for any Peterbilt 379 owner looking to upgrade their truck's style.