Discover aftermarket coolant reservoirs purposefully designed to match the Peterbilt 379 truck. You can maintain an optimal engine temperature and cooling performance for your semi-truck. This product line offers a wide selection of high-quality replacement reservoirs that seamlessly integrate with the iconic Peterbilt 379 model, ensuring reliable and efficient cooling for your hard-working vehicle. If you need a remote-mount surge tank or a direct-fit replacement, you'll find the perfect solution with this product line.