This is a GM Genuine Parts 20829009 Engine Oil Cooler Hose Kit. This kit includes everything needed to replace the oil cooler hose on your vehicle. It is designed to fit specific GM models and is made from high-quality materials to ensure reliability and durability. The kit includes a hose and fittings, and is easy to install. This hose kit is a great addition to your engine cooling system, and will help to ensure that your engine stays cool and runs smoothly.