TOPRAN 117 668 Coolant Expansion Tank

Compatible with AUDI A7 Sportback (4GA, 4GF) , AUDI A6 C7 (4G2, 4GC) , AUDI A6 C7 Avant (4G5, 4GD) Show more info
This TOPRAN coolant expansion tank is designed to maintain optimal coolant levels and pressure in your vehicle's cooling system. Ensure reliable engine temperature regulation with this essential component.
20.28 EUR
inc. VAT 21%
In stock 6
Delivery 1 day (14.05.2026)
PN 117 668
Make TOPRAN

The TOPRAN 117 668 coolant expansion tank plays a crucial role in the proper functioning of your vehicle's cooling system. It serves as a reservoir for coolant, allowing for expansion and contraction due to temperature changes. This prevents excessive pressure buildup and potential damage to hoses and other cooling system components. Proper maintenance of the cooling system is vital for engine longevity. A faulty expansion tank can lead to coolant leaks, overheating, and reduced engine performance. This TOPRAN unit is engineered to meet the specific requirements of your vehicle, ensuring a secure fit and reliable operation. Replacing a damaged or worn expansion tank with the TOPRAN 117 668 helps to restore the integrity of your cooling system. It is designed for durability and resistance to the harsh conditions found within the engine bay, including high temperatures and chemical exposure from coolant. Ensure your engine operates at its optimal temperature by installing this high-quality coolant expansion tank. It is a direct fit for compatible models, making installation straightforward for mechanics and DIY enthusiasts alike.

  • Maintains optimal coolant levels and system pressure.
  • Prevents coolant expansion issues and pressure buildup.
  • Ensures reliable engine temperature regulation.
  • Durable construction for resistance to heat and chemicals.
  • Direct fit for compatible vehicle models.
  • Helps prevent overheating and engine damage.
  • Essential for overall cooling system integrity.
Heating/Cooling
with coolant level switch connection
Forward/Reverse
with reverse gear
Number of pin contacts
2
Additional article/Additional info 2
without cap
Plug connector housing shape
D-Shape
Material
PP (Polypropylene)
  • AUDI
    • A7 Sportback (4GA, 4GF)
      • 3.0 TDI (150kW/204PS)
      • 3.0 TDI quattro (150kW/204PS)
      • 2.8 FSI (150kW/204PS)
      • 3.0 TFSI quattro (228kW/310PS)
      • 3.0 TDI quattro (230kW/313PS)
      • 2.8 FSI quattro (150kW/204PS)
      • 3.0 TFSI quattro (220kW/300PS)
      • 3.0 TDI quattro (180kW/245PS)
      • 3.0 TDI quattro (176kW/239PS)
      • 3.0 TDI (160kW/218PS)
      • 3.0 TFSI quattro (245kW/333PS)
      • 3.0 TDI quattro (235kW/320PS)
      • S7 quattro (331kW/450PS)
      • 3.0 TDI quattro (155kW/211PS)
      • 2.0 TFSI (185kW/252PS)
      • 3.0 TDI quattro (240kW/326PS)
      • 1.8 TFSI (140kW/190PS)
      • 2.0 TFSI quattro (183kW/249PS)
      • 2.0 TFSI quattro (185kW/252PS)
      • 3.0 TFSI QUATTRO (250kW/340PS)
    • A6 C7 (4G2, 4GC)
      • 2.8 FSI (150kW/204PS)
      • 2.8 FSI quattro (150kW/204PS)
      • 3.0 TFSI quattro (220kW/300PS)
      • 3.0 TDI (150kW/204PS)
      • 3.0 TDI quattro (150kW/204PS)
      • 3.0 TDI quattro (180kW/245PS)
      • 3.0 TDI quattro (230kW/313PS)
      • 3.0 TFSI quattro (228kW/310PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (140kW/190PS)
      • 1.8 TFSI (140kW/190PS)
      • 2.0 TDI (110kW/150PS)
      • 2.0 TFSI (185kW/252PS)
      • 3.0 TDI (155kW/211PS)
      • 3.0 TDI (160kW/218PS)
      • 3.0 TDI quattro (235kW/320PS)
      • 3.0 TDI quattro (240kW/326PS)
      • 3.0 TFSI quattro (245kW/333PS)
      • S6 quattro (331kW/450PS)
      • 2.0 TDI quattro (140kW/190PS)
      • 2.0 TFSI quattro (185kW/252PS)
      • 2.0 TFSI quattro (183kW/249PS)
      • 2.8 FSI quattro (162kW/220PS)
    • A6 C7 Avant (4G5, 4GD)
      • 2.8 FSI (150kW/204PS)
      • 2.8 FSI quattro (150kW/204PS)
      • 3.0 TFSI quattro (220kW/300PS)
      • 3.0 TDI (150kW/204PS)
      • 3.0 TDI quattro (150kW/204PS)
      • 3.0 TDI quattro (180kW/245PS)
      • 3.0 TDI quattro (230kW/313PS)
      • 2.0 TFSI (132kW/180PS)
      • 3.0 TFSI quattro (228kW/310PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (140kW/190PS)
      • 1.8 TFSI (140kW/190PS)
      • 2.0 TDI (110kW/150PS)
      • 2.0 TFSI (185kW/252PS)
      • 3.0 TDI (155kW/211PS)
      • 3.0 TDI (160kW/218PS)
      • 3.0 TDI quattro (235kW/320PS)
      • 3.0 TDI quattro (240kW/326PS)
      • S6 quattro (331kW/450PS)
      • 3.0 TFSI quattro (245kW/333PS)
      • 2.0 TDI quattro (140kW/190PS)
      • 2.0 TFSI quattro (183kW/249PS)
      • 2.0 TFSI quattro (185kW/252PS)
      • 2.8 FSI quattro (162kW/220PS)
    • A8 D4 (4H2, 4H8, 4HC, 4HL)
      • 2.0 TFSI hybrid (180kW/245PS)
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