Audi A4/A5/Q5/S4/S5 Radiator 8K0121251Q

OEM Part #: 8K0-121-251-Q (8K0121251Q)

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Enhance your Audi's cooling system with this factory-original radiator (OEM Part Number 8K0121251Q) designed for models including the 2017 Audi Q5, S5, SQ5, and S4, equipped with 3.0L V6 engines. This radiator is pivotal for maintaining optimal engine temperature by dissipating heat generated during operation. Common issues such as overheating and leaks can be resolved with this replacement part. Its precise fit ensures compatibility with various body styles like coupes and SUVs. Also interchangeable with part number 8K0121251M, this OEM radiator restores functionality seamlessly, ensuring your vehicle performs at its best.

Specifications

Specifications for Radiator 8K0121251Q
Fits Vehicle ModelA4, A5, Q5, S4, S5
Fits Vehicle MakeAudi
OEM Part No8K0-121-251-Q (8K0121251Q)
Compatible OEM Part No 8K0-121-251-M
CategoryRadiator / Coolant

Compatible Vehicles

Fits 12 vehicle configurations across 1 make, 2008-2012.

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 2009 1 with note
  • A5 2008-2010 · 3 variants 3 with notes
  • Q5 2009-2012 · 4 variants 4 with notes
  • S4 2010 1 with note
  • S5 2010-2012 · 3 variants 3 with notes
View all 12 vehicle configurations 12 with fitment notes
Full vehicle fitment list for Radiator 8K0121251Q
Year Make Model Trim Engine Note
2008 Audi A5 Quattro Coupe 3.2L V6 For Automatic Transmission
2009 Audi A4 Quattro Sedan 3.2L V6 For Automatic Transmission; For Vehicles With Production date Up To 06/18/09
2009 Audi A5 Quattro Coupe 3.2L V6 For Automatic Transmission
2009 Audi Q5 SUV 3.2L V6 For Automatic Transmission
2010 Audi A5 Quattro Coupe 3.2L V6 For Automatic Transmission
2010 Audi Q5 SUV 3.2L V6 For Automatic Transmission
2010 Audi S4 Sedan 3.0L V6 Supercharged For Automatic Transmission; For Vehicles With Production date Up To 06/18/09
2010 Audi S5 Convertible 3.0L V6 Supercharged For Automatic Transmission; For Vehicles with Engine Code(s) CAKA, CCBA
2011 Audi Q5 SUV 3.2L V6 For Automatic Transmission
2011 Audi S5 Convertible 3.0L V6 Supercharged For Automatic Transmission; For Vehicles with Engine Code(s) CAKA, CCBA
2012 Audi Q5 SUV 3.2L V6 For Automatic Transmission
2012 Audi S5 Convertible 3.0L V6 Supercharged For Automatic Transmission; For Vehicles with Engine Code(s) CAKA, CCBA

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