Audi A4/A5/A6/Q5 Thermostat Coolant Hose / Tube 06E121445B

OEM Part #: 06E-121-445-B (06E121445B)

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Replace your worn or damaged coolant hose with this factory-original Audi THERMOSTAT COOLANT HOSE, OEM part number 06E121445B. Designed for compatibility with several Audi models including the A4, A5, A6, and Q5 from model years 2005 to 2012, this hose connects the engine thermostat to the cooling system, ensuring optimal engine temperature regulation. This high-quality part fits seamlessly in 3.2L V6 engines and restores essential coolant flow. Common alternative names include Outlet Hose and Connector Hose. Trust this genuine part to resolve issues related to overheating or coolant leaks, maintaining your vehicle's performance and reliability.

Specifications

Specifications for Thermostat Coolant Hose / Tube 06E121445B
Fits Vehicle ModelA4, A5, A6, Q5
Fits Vehicle MakeAudi
OEM Part No06E-121-445-B (06E121445B)
CategoryRadiator / Coolant

Compatible Vehicles

Fits 35 vehicle configurations across 1 make, 2005-2012.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Audi

  • A4 2005-2009 · 15 variants
  • A5 2008-2010 · 3 variants
  • A6 2005-2011 · 13 variants
  • Q5 2009-2012 · 4 variants
View all 35 vehicle configurations
Full vehicle fitment list for Thermostat Coolant Hose / Tube 06E121445B
Year Make Model Trim Engine Note
2005 Audi A4 Quattro Wagon 3.2L V6
2005 Audi A4 Quattro Sedan 3.2L V6
2005 Audi A6 Quattro Sedan 3.2L V6
2006 Audi A4 Sedan 3.2L V6
2006 Audi A4 Quattro Wagon 3.2L V6
2006 Audi A4 Quattro Sedan 3.2L V6
2006 Audi A6 Sedan 3.2L V6
2006 Audi A6 Quattro Wagon 3.2L V6
2006 Audi A6 Quattro Sedan 3.2L V6
2007 Audi A4 Sedan 3.2L V6
2007 Audi A4 Quattro Wagon 3.2L V6
2007 Audi A4 Quattro Sedan 3.2L V6
2007 Audi A4 Quattro Convertible 3.2L V6
2007 Audi A6 Sedan 3.2L V6
2007 Audi A6 Quattro Wagon 3.2L V6
2007 Audi A6 Quattro Sedan 3.2L V6
2008 Audi A4 Sedan 3.2L V6
2008 Audi A4 Quattro Wagon 3.2L V6
2008 Audi A4 Quattro Sedan 3.2L V6
2008 Audi A4 Quattro Convertible 3.2L V6
2008 Audi A5 Quattro Coupe 3.2L V6
2008 Audi A6 Sedan 3.2L V6
2008 Audi A6 Quattro Wagon 3.2L V6
2008 Audi A6 Quattro Sedan 3.2L V6
2009 Audi A4 Quattro Sedan 3.2L V6
2009 Audi A4 Quattro Convertible 3.2L V6
2009 Audi A5 Quattro Coupe 3.2L V6
2009 Audi A6 Sedan 3.2L V6
2009 Audi Q5 SUV 3.2L V6
2010 Audi A5 Quattro Coupe 3.2L V6
2010 Audi A6 Sedan 3.2L V6
2010 Audi Q5 SUV 3.2L V6
2011 Audi A6 Sedan 3.2L V6
2011 Audi Q5 SUV 3.2L V6
2012 Audi Q5 SUV 3.2L V6

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