Audi Porsche VW Oxygen Sensor 25656 – NTK
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.
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 NTK 25656 oxygen sensor is a direct-fit replacement for select Audi, Porsche, and VW models. It provides precise exhaust oxygen measurement to optimize air-fuel ratio, improving fuel efficiency and reducing emissions. NTK sensors are known for OE-level performance and durability.
| Make | Model | Years | Engine |
|---|---|---|---|
| Audi | A8 Quattro | 2012–2014 | 6.3W12 |
| Audi | R8 | 2008–2012 | 4.2V8 |
| Volkswagen | GTI | 2008–2009 | 2.0L4 |
| Volkswagen | GTI | 2010–2011 | 2.0L4 |
| Volkswagen | Eos | 2009–2011 | 2.0L4 |
| Volkswagen | CC | 2009–2011 | 3.6V6 |
| Audi | A3 | 2008–2011 | 2.0L4 |
| Volkswagen | Touareg | 2007–2010 | 3.6V6 |
| Volkswagen | Jetta | 2008–2010 | 2.0L4 |
| Porsche | Cayenne | 2008–2010 | 3.6V6 |
| Audi | R8 | 2009–2010 | 5.2V10 |
| Audi | Q7 | 2007–2010 | 3.6V6 |
| Audi | A8 Quattro | 2007–2010 | 4.2V8 |
| Audi | A4 Quattro | 2005–2008 | 2.0L4 |
| Audi | A4 Quattro | 2009 | 2.0L4 |
| Audi | A4 | 2005–2008 | 2.0L4 |
| Audi | A4 | 2009 | 2.0L4 |
| Audi | A3 Quattro | 2009 | 2.0L4 |
| Volkswagen | Passat | 2008 | 3.6V6 |
| Audi | A6 Quattro | 2005–2006 | 4.2V8 |
| Part Number | 25656 |
Professional installation recommended for proper fitment.
NTK (NGK Spark Plugs) is a leading manufacturer of oxygen sensors with OE-quality performance and precise measurement.
This part also goes by the following cross reference.
Cross Reference Part Number:
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | A8 Quattro | 6.3W12 | 2012–2014 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | R8 | 4.2V8 | 2008–2012 |
| Audi | R8 | 5.2V10 | 2009–2010 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Volkswagen | GTI | 2.0L4 | 2008–2009 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Volkswagen | GTI | 2.0L4 | 2010–2011 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Volkswagen | Eos | 2.0L4 | 2009–2011 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Volkswagen | CC | 3.6V6 | 2009–2011 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | A3 | 2.0L4 | 2008–2011 |
| Audi | A3 Quattro | 2.0L4 | 2009–2009 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Volkswagen | Touareg | 3.6V6 | 2007–2010 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Volkswagen | Jetta | 2.0L4 | 2008–2010 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Porsche | Cayenne | 3.6V6 | 2008–2010 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | Q7 | 3.6V6 | 2007–2010 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | A8 Quattro | 4.2V8 | 2007–2010 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | A4 Quattro | 2.0L4 | 2005–2008 |
| Audi | A4 | 2.0L4 | 2005–2008 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | A4 Quattro | 2.0L4 | 2009–2009 |
| Audi | A4 | 2.0L4 | 2009–2009 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Volkswagen | Passat | 3.6V6 | 2008–2008 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | A6 Quattro | 4.2V8 | 2005–2006 |