NTK (R) is The Sensor Specialist (TM) for import and domestic applications. Established under the NGK family of products, NTK Oxygen Sensors are part of our ongoing commitment to streamline product types and increase coverage. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic that is used in our oxygen sensors from raw material to finished product. NTK is the world's largest supplier and manufacturer of original equipment oxygen sensors. Combining expertise with innovation, NTK Oxygen Sensors offer superior fit, form and function. NTK Oxygen Sensors are extensively tested during manufacturing to guarantee quality and reliability that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist (TM) for full-line market support and OE application technology.

NTK is constantly improving sensor designs to provide excellent performance and improve resistance to failure. NTK works with their OEM manufacturers through each phase of development from concept to production.

What's Included:

• NGK Audi A4 Quattro 2009 Direct Fit Oxygen Sensor

Vehicle Fitment:

• 2010-2016 Audi S4 Base
• 2014-2016 Audi S4 Prestige
• 2012-2014 Audi A6 Quattro Premium
• 2012-2015 Audi A6 Quattro Premium Plus
• 2012-2015 Audi A6 Quattro Prestige
• 2009 Audi A4 Quattro Base
• 2013-2014 Audi A8 Quattro Base
• 2013-2014 Audi A8 Quattro L
• 2008-2010 Audi A5 Quattro Base
• 2013 Audi S5 Base
• 2017 Audi S5 Base
• 2010-2016 Audi S5 Cabriolet
• 2014-2016 Audi S5 Prestige
• 2009-2010 Audi Q5 Premium
• 2009-2017 Audi Q5 Premium Plus
• 2009-2017 Audi Q5 Prestige
• 2012-2014 Audi A7 Quattro Base
• 2014-2015 Audi A7 Quattro Premium Plus
• 2014-2015 Audi A7 Quattro Prestige
• 2014-2017 Audi SQ5 Premium Plus
• 2014-2017 Audi SQ5 Prestige