Genuine OEM BMW Power Steering Radiator, part number 17117570100. This radiator is responsible for cooling the power steering fluid, which is crucial for maintaining optimal system performance and preventing overheating. It is typically located in the front of the vehicle, often near the main engine radiator. Constructed from durable materials to withstand operating temperatures and pressures. Genuine OEM parts are manufactured to precise specifications, ensuring the correct thermal conductivity and fluid flow required for reliable power steering operation.