This ACDelco GM 20835125 oil cooler line is a high-quality replacement part for your vehicle's transmission system. It is designed to fit perfectly in your Silverado Sierra or other compatible models without any drilling or modifications needed for installation. Made of durable aluminum material and with a pressure rating of 17 bar (246.56 psi), this medium-duty oil cooler line includes a male barbed hose fitting and an O-ring for a secure and leak-free connection. Its outlet diameter is 15/16" and its inlet diameter is 5/8", with a length of 85 inches. This oil cooler line is a genuine OE/OEM part and is compatible with various models, making it an ideal choice for transmission maintenance.