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.

This Part Fits:

Year	Make	Model	Submodel
2005-2006	Audi	A8 Quattro	Base
2004-2006	Audi	A8 Quattro	L
1999-2001,2003-2005	Volkswagen	Jetta	GL
2004-2005	Volkswagen	Jetta	GLI
1999-2005	Volkswagen	Jetta	GLS
1999-2002	Volkswagen	Jetta	GLX
2001,2003	Volkswagen	Jetta	Wolfsburg Edition
2002-2004	Volkswagen	Passat	W8