This Dorman 624520 oil cooler line is designed to fit perfectly with your Silverado truck's automatic transmission, ensuring reliable performance and longevity. Made of high-quality aluminum material, this medium-duty oil cooler line is 100% leak tested, making it an excellent choice for your truck's transmission. In addition, the bolt-on design of this oil cooler line means that there is no need for any drilling or modifications during installation. It comes with OE/OEM part numbers such as 22802047 and 15779541, and has been manufactured to meet the highest standards of quality. This oil cooler line is a perfect fit for your transmission needs, and is a great value for the price.