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NTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
NGK Audi A4 Quattro 2009 Direct Fit Oxygen Sensor
Manufacturer Part Number: 25197
$295.18
Sale price
$295.18
Regular price
Product Details Overview and manufacturer notes
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2009 | Audi | A4 Quattro | Base |
| 2008-2010 | Audi | A5 Quattro | Base |
| 2012-2014 | Audi | A6 Quattro | Premium |
| 2012-2015 | Audi | A6 Quattro | Premium Plus |
| 2012-2015 | Audi | A6 Quattro | Prestige |
| 2012-2013 | Audi | A7 Quattro | Base |
| 2014-2015 | Audi | A7 Quattro | Premium Plus |
| 2014-2015 | Audi | A7 Quattro | Prestige |
| 2013-2014 | Audi | A8 Quattro | Base |
| 2013-2014 | Audi | A8 Quattro | L |
| 2009-2010 | Audi | Q5 | Premium |
| 2009-2017 | Audi | Q5 | Premium Plus |
| 2009-2017 | Audi | Q5 | Prestige |
| 2010-2013 | Audi | S4 | Base |
| 2014-2016 | Audi | S4 | Premium Plus |
| 2014-2016 | Audi | S4 | Prestige |
| 2013,2017 | Audi | S5 | Base |
| 2010-2013 | Audi | S5 | Cabriolet |
| 2014-2016 | Audi | S5 | Premium Plus |
| 2014-2016 | Audi | S5 | Prestige |
| 2014-2017 | Audi | SQ5 | Premium Plus |
| 2014-2017 | Audi | SQ5 | Prestige |
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