Function: 1 Components required for cooling system, filling and compensation for cooling system fluids 2. Improve the heat dissipation capability, reduce temperature around the engine and ensure that the engine runs normally. 3 Strict quality control standards for reliable use. 4 Professional manufacturing ensures high precision and reliability. 5 Direct replacement for the original standard, old or broken one. Specifications: Condition: 100% Brand New a> Item Type: Coolant Expansion Tank Material: ABS Color: As Picture Part Number: 8D0121403L, 8D0121403LS1 Fitment: A4 V6 2.8L 603-7031999-02 A4 L41.8L Dorman 603-7031999999 Fits 9-02 Fits A4V6 2.8L603-703 1999-02 A4L4 Fits 1.8L603-703 1999-02 A4V6 2.8L603-703 1999- 02 A4L4 1.8L603-703 193 19999999 9-02 Fits A6V6 2.8L603-703 1998-01 A6V6 Fits 2.8L 603-703 1998-01 RS6 603-7032003 Fits RS6V8 4.2L603-703 2004 S4V6 L 603-Fits 703 2000-02 V6 2.8L603-703 1998-04 L42.0L Diesel 603-703 2004-05 L4 1.8L603-703 1998-05 Package List: 1x Coolant Expansion Tank Note: Please double check the item. , the matching information is for reference only. If you are not sure about the item, please contact us before purchasing to avoid unnecessary returns. Thank you!