For reliable transmission protection, Western Star 4700 Truck Transmission Coolers are built to keep your truck running smoothly. These heavy-duty coolers ensure your transmission stays at the optimal temperature. Available in various sizes and configurations, they perfectly fit your vehicle. Whether you need a compact 18x7x1.5 inch cooler or a custom option, these coolers provide superior performance. Built with durability, high-pressure ratings, and temperature resistance, they are the ideal choice for truckers looking to extend the life of their transmission.