Genuine OEM Audi A/C Refrigerant Suction Hose, part number 8K0260707AC. This critical hose is responsible for drawing low-pressure gaseous refrigerant from the evaporator into the air conditioning compressor. It plays a key role in the refrigeration cycle by facilitating the return of refrigerant for compression. Measuring approximately 0.755 meters in length and weighing 0.365 kg, it is designed for specific routing and pressure requirements. Using a genuine OEM suction hose ensures correct internal diameter, material integrity for refrigerant compatibility, and secure, leak-proof connections essential for maintaining A/C system efficiency and longevity.