United States
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Number 10 marks the part’s position in this exploded view (SEAT Exeo ST Reference (2008-2011)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Audi Expansion Tank, part number 8E0121403C. This tank serves as a reservoir for engine coolant, allowing for expansion and contraction due to temperature changes. It helps maintain the correct coolant level and pressure within the cooling system. Made from durable plastic, it is designed to withstand the operating temperatures and pressures of the cooling system. Genuine OEM parts ensure proper fitment and reliable performance in your cooling system.
Technical details
- Category
- Engine Cooling
- Customs (HS) code
- 87089997
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 30 × 24 × 17 cm
- Shipping weight
- 626 g
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
Need help confirming compatibility? Talk to a specialist
