2009-2017 Audi A4/A5/Q5/allroad Coolant / Water Pump Hose 8K0121051C
OEM Part #: 8K0-121-051-C (8K0121051C)
Actual photo
The exact part you’ll receive — not a stock photo.
$49.99
Used
Donor2012 Audi Q5 · 2.0L
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Genuine OEM Used
SKU: 658488
Donor Vehicle: 2012 Audi Q5 · 2.0L
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$49.99
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This Audi coolant / water pump hose, OEM 8K0121051C, is a genuine used replacement direct from a donor vehicle. Also superseding 8KD121051, this hose routes coolant between the water pump and engine block. When it develops cracks or leaks, you may notice low coolant levels, visible drips, or engine overheating. Designed for 1.8L and 2.0L turbocharged four-cylinder engines—including the 2.0L FLEX and full hybrid (FHEV) variants—this part restores proper cooling system pressure and flow.
Specifications
| Fits Vehicle Model | A4, A5, allroad, Q5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8K0-121-051-C (8K0121051C) |
| Compatible OEM Part No | 8KD-121-051 |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 51 vehicle configurations across 1 make, 2009-2017.
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.
View all 51 vehicle configurations — 13 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2016 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2015 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2014 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2013 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2017 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CHJA, CPMA, CPMB |
| 2010 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2012 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2012 | Audi | A5 | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CAEA, CAEB, CDNB, CDNC |
| 2012 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CAEA, CAEB, CDNB, CDNC |
| 2016 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2010 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2016 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2016 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CHJA, CPMA, CPMB |
| 2016 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2012 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CAEB, CDNB, CDNC, CHJA |
| 2016 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2011 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CAEA, CAEB, CDNB, CDNC |
| 2011 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CAEB, CDNB, CDNC, CHJA |
| 2011 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2012 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2010 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2011 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2009 | Audi | A4 | Quattro Wagon | 2.0L l4 Turbo | |
| 2010 | Audi | A4 | Quattro Wagon | 2.0L l4 Turbo | |
| 2009 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2011 | Audi | A4 | Quattro Wagon | 2.0L l4 Turbo | |
| 2011 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2010 | Audi | A5 | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CAEA, CAEB, CDNB, CDNC |
| 2012 | Audi | A4 | Quattro Wagon | 2.0L l4 Turbo | |
| 2010 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CAEA, CAEB, CDNB, CDNC |
| 2011 | Audi | A5 | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CAEA, CAEB, CDNB, CDNC |
| 2012 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2009 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2014 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CHJA, CPMA, CPMB |
| 2014 | Audi | A5 | Convertible | 2.0L l4 Turbo | |
| 2014 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2015 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2015 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CHJA, CPMA, CPMB |
| 2015 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2014 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2013 | Audi | A5 | Convertible | 2.0L l4 Turbo | |
| 2013 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2013 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CHJA, CPMA, CPMB |
| 2013 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2013 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2013 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2014 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2014 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2015 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2015 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo |