Expansion Tank, coolant OEM 8e0121403a
OEM 8e0121403a is the genuine expansion tank, coolant, fitting 8 vehicles, sourced used across Europe and delivered worldwide.
About OEM 8e0121403a
This genuine used OEM expansion tank (coolant reservoir) is a direct replacement for Audi A4 and SEAT Exeo models. Manufactured to factory specifications, it ensures proper coolant level monitoring and pressure regulation in the cooling system. The OEM code 8e0121403a guarantees correct fitment and function.
We source this expansion tank from professional dismantlers across Europe who carefully remove and test parts from low-mileage vehicles. Each piece is inspected for cracks, leaks, and overall condition before shipping.
Compatible with select models including:
- Audi A4 B6 (2000-2004) sedan, Avant, and Convertible
- Audi A4 B7 (2004-2008) sedan, Avant, and Convertible
- SEAT Exeo (2008-2013) and Exeo ST (2009-2013)
Delivery is tracked worldwide, so you can monitor your order from our European warehouse to your door. By choosing a used genuine OEM part, you save on cost without sacrificing quality or fit.
Listings we found
These public listings prove the supply is real. You don't buy from them — we source and deliver through the order box, at one delivered price.
Vehicles compatible with OEM 8e0121403a
This OEM code fits 8 vehicles. Use the filter to find yours; the engine and year range confirm the exact match.
OEM codes related to 8e0121403a
Other genuine OEM codes for Audi that are often ordered alongside this part.
More expansion tank, coolant codes
We track 133 genuine expansion tank, coolant part numbers. Browse the type to find the one that matches your vehicle.
Related models
Browse other Audi models we source and deliver.
Related brands
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Before you order
Read up on part numbers, fitment and how we source and ship genuine used OEM parts worldwide.
DismantlersSell Through a Network: How Dismantlers Reach Buyers Across the World
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Buying GuideDamaged or Wrong Part on Arrival? Your Rights and Next Steps
Receive a damaged or wrong used OEM part? Here's your step-by-step guide to inspecting, documenting, and getting a replacement or refund.
BuyingWhy Workshops Are Switching to Cross-Border Used OEM Parts
Discover why independent garages now buy used OEM parts from European dismantlers. Save money, get guaranteed fitment, and receive tracked worldwide delivery.