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Expansion Tank With Coolant Level Sensor for Audi A8 D4 S8 Quattro

SKU: 1005010217846172-Default Title
Default Title
€132,92
-33% €199,38 €132,92

Upgrade your Audi A8 D4 or A8/S8 quattro cooling system with the MAX NOLOGY Radiator Coolant Expansion Tank. This 100% new replacement part is designed to fit 2010–2017 Audi A8 D4 and A8/S8 quattro models. It comes without a cap but includes a coolant level sensor, helping you monitor coolant levels in real time and prevent overheating. Built to OEM standards, this expansion tank ensures reliable performance and seamless integration with your vehicle’s cooling system.

Benefits & Tips

  • Real-time coolant monitoring: The integrated coolant level sensor provides accurate readings, helping you catch low-level issues before they lead to overheating.
  • Direct replacement: Engineered to match OEM dimensions and connections, making installation straightforward and reducing the risk of leaks.
  • Vehicle protection: Replacing a worn or cracked expansion tank helps maintain proper cooling system pressure and prevents air pockets that can compromise engine cooling.

Product specifications

  • Brand: MAX NOLOGY
  • Item: Radiator Coolant Expansion Tank
  • Vehicle Fitment: Audi A8 D4, A8/S8 quattro (2010–2017)
  • Body Material: Plastic and rubber
  • OEM No.: 4H0121403G, 4H0121403M
  • Condition: 100% New
  • Cap: Without cap
  • Sensor: Includes coolant level sensor
  • Origin: Mainland China
  • Warranty: 3 years or 50,000 kilometers

Package includes:

  • 1 x Expansion Tank (without cap) with coolant level sensor

Warnings / reminders

  • Ensure the engine is completely cool before starting replacement to avoid scalding and pressure release from the cooling system.
  • To confirm fitment, you may provide your Vehicle Identification Number (VIN). This helps verify compatibility with your exact build.
  • If the item arrives damaged, contact us for exchange or refund and provide photos of the damage and the waybill information.
  • During warranty, keep documentation ready: fault codes, photos, and mileage shown on the odometer when the issue occurs.

Language support: Available in English (additional languages may be available on the product page).

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