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Coolant Expansion Tank
GENUINE VW/AUDI Coolant Expansion Tank - 420-121-403
Coolant Expansion Tank
GENUINE VW/AUDI Coolant Expansion Tank - 420-121-403

Genuine VW/Audi Coolant Expansion Tank for Audi R8 and Q7

GENUINE VW/AUDI
Disponibilité:
en stock, prêt à être expédié
UGC 420-121-403
$524.00 - $524.00
$524.00
$524.00 - $524.00
$524.00
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We show live inventory for in-stock items. Products may sell out due to high demand but are restocked regularly. Out-of-stock items can still be ordered and usually arrive within a few weeks.

This genuine OEM coolant expansion tank is designed for specific Audi R8 and Q7 models, ensuring proper coolant level monitoring and pressure regulation. It prevents overheating and maintains engine cooling system integrity, directly replacing the original part for a perfect fit and reliable performance.

Key Features & Benefits

  • OEM Quality: Manufactured to original equipment specifications for exact fit and function.
  • Direct Replacement: Simple swap with existing tank; no modifications required.
  • Durable Construction: Made from high-quality plastic to withstand engine bay temperatures and pressure.
  • Integrated Level Sensor: Works with existing sensor (if equipped) for accurate coolant level readings.

Vehicle Fitment

Make Model Years Engine
Audi R8 2009–2012 5.2V10
Audi R8 2014–2015 5.2V10
Audi R8 2008–2012 4.2V8
Audi Q7 2011–2015 3.0V6

Technical Specifications

Part Number 420121403
Brand Genuine VW/Audi
Category Coolant Expansion Tank

Installation Notes

Easy installation; simply disconnect hoses, remove old tank, and install new one. Refill coolant and bleed system.

About Genuine VW/Audi

Genuine VW/Audi is the OEM brand for Volkswagen Group vehicles, ensuring exact fit and original quality.

This part also goes by the following cross reference.

Cross Reference Part Number: 420121403

Fits These Vehicles 5 applications
Audi R8 (Type 42)
Make Model Engine Years
Audi R8 5.2V10 2009–2012
Audi R8 5.2V10 2014–2015
Audi R8 4.2V8 2008–2012
Audi R8 4.2V8 2014–2015
Audi Q7 (4L)
Make Model Engine Years
Audi Q7 3.0V6 2011–2015

Euromotiv is an independent retailer of OEM, Genuine, and aftermarket automotive parts. We are not affiliated with, endorsed by, or authorized by Audi AG, Volkswagen AG, BMW AG, Mercedes-Benz Group AG, Dr. Ing. h.c. F. Porsche AG, MINI, or any other vehicle manufacturer. All trademarks, logos, and brand names are the property of their respective owners and are used solely for identification and compatibility purposes.