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
2003	Cadillac	Escalade	Base
2003-2006	Cadillac	Escalade ESV	Base
2005	Chevrolet	Silverado 1500 HD	Base
2002-2003,2005	Chevrolet	Silverado 1500 HD	LS
2002-2003,2005-2006	Chevrolet	Silverado 1500 HD	LT
2007	Chevrolet	Silverado 1500 HD Classic	LT
2002-2004	Chevrolet	Silverado 2500	Base
2002-2004	Chevrolet	Silverado 2500	LS
2002-2004	Chevrolet	Silverado 2500	LT
2004	Chevrolet	Silverado 2500	WT
2002-2005	Chevrolet	Silverado 2500 HD	Base
2002-2006	Chevrolet	Silverado 2500 HD	LS
2002-2007	Chevrolet	Silverado 2500 HD	LT
2007	Chevrolet	Silverado 2500 HD	LTZ
2003-2007	Chevrolet	Silverado 2500 HD	WT
2007	Chevrolet	Silverado 2500 HD Classic	LS
2007	Chevrolet	Silverado 2500 HD Classic	LT
2007	Chevrolet	Silverado 2500 HD Classic	WT
2002-2005	Chevrolet	Silverado 3500	Base
2002-2006	Chevrolet	Silverado 3500	LS
2002-2006	Chevrolet	Silverado 3500	LT
2004,2006	Chevrolet	Silverado 3500	WT
2007	Chevrolet	Silverado 3500 Classic	LS
2007	Chevrolet	Silverado 3500 Classic	LT
2007	Chevrolet	Silverado 3500 Classic	WT
2007	Chevrolet	Silverado 3500 HD	LT
2007	Chevrolet	Silverado 3500 HD	LTZ
2007	Chevrolet	Silverado 3500 HD	WT
2002-2006	Chevrolet	Suburban 2500	LS
2002-2006	Chevrolet	Suburban 2500	LT
2002	GMC	Sierra 1500	Denali
2002-2003,2005-2006	GMC	Sierra 1500 HD	SLE
2002-2003,2005-2006	GMC	Sierra 1500 HD	SLT
2007	GMC	Sierra 1500 HD Classic	SLE
2007	GMC	Sierra 1500 HD Classic	SLT
2002-2004	GMC	Sierra 2500	Base
2002	GMC	Sierra 2500	SL
2002-2004	GMC	Sierra 2500	SLE
2002-2004	GMC	Sierra 2500	SLT
2003-2004	GMC	Sierra 2500	WT
2002-2005	GMC	Sierra 2500 HD	Base
2002,2006	GMC	Sierra 2500 HD	SL
2002-2007	GMC	Sierra 2500 HD	SLE
2002-2007	GMC	Sierra 2500 HD	SLT
2003-2007	GMC	Sierra 2500 HD	WT
2007	GMC	Sierra 2500 HD Classic	SL
2007	GMC	Sierra 2500 HD Classic	SLE
2007	GMC	Sierra 2500 HD Classic	SLT
2007	GMC	Sierra 2500 HD Classic	WT
2002-2005	GMC	Sierra 3500	Base
2002,2006	GMC	Sierra 3500	SL
2002-2006	GMC	Sierra 3500	SLE
2002-2006	GMC	Sierra 3500	SLT
2004-2006	GMC	Sierra 3500	WT
2007	GMC	Sierra 3500 Classic	SL
2007	GMC	Sierra 3500 Classic	SLE
2007	GMC	Sierra 3500 Classic	SLT
2007	GMC	Sierra 3500 Classic	WT
2007	GMC	Sierra 3500 HD	SLE
2007	GMC	Sierra 3500 HD	SLT
2007	GMC	Sierra 3500 HD	WT
2002-2006	GMC	Yukon XL 1500	Denali
2002-2006	GMC	Yukon XL 2500	SLE
2002-2006	GMC	Yukon XL 2500	SLT
2007	Pontiac	G6	GT
2007	Pontiac	G6	GTP
2007	Saturn	Aura	XR