The Freightliner Catalytic Cover - Lower 2011 Day Cab - 40" is a practical and reliable solution for your Freightliner Cascadia 2011 Day Cab. Made of durable stainless steel, this catalytic cover fits most models and provides effective protection. With a length of 40 inches, it offers ample coverage for your vehicle. Sold individually, this product is a cost-effective choice for enhancing the performance and longevity of your Freightliner.