Genuine OEM Mini Intercooler Radiator, part number 17512751277. This intercooler cools compressed air before it enters the engine, improving performance and efficiency. It is a critical component for turbocharged and supercharged engines, ensuring optimal air density for combustion. The unit is constructed from aluminum for efficient heat dissipation. Genuine OEM parts are vital for maintaining the precise airflow and cooling capacity required by the engine management system.