Designed for extended cab truck models, this door seal fits the left side of 2007-2013 Chevrolet Silverado and GMC Sierra 1500/2500/2500HD/3500HD vehicles. Made from durable EPDM polymer, it ensures a precise OEM fit at a fraction of the cost. This seal installs on the body of the truck, providing an accurate profile that effectively reduces drafts and road noise, enhancing cabin comfort. Its robust construction is built to withstand the elements, offering long-lasting performance. Backed by a 30-year warranty from SuperSoft, you can trust this part to deliver reliable protection and peace of mind for years to come.