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
2006-2007	Buick	Rainier	CXL
2007	Chevrolet	Express 1500	Base
2007	Chevrolet	Express 1500	LS
2007	Chevrolet	Express 1500	LT
2006	Chevrolet	SSR	Base
2006-2007	Chevrolet	Trailblazer	LS
2006-2007	Chevrolet	Trailblazer	LT
2006-2007	Chevrolet	Trailblazer	SS
2006	Chevrolet	Trailblazer EXT	LS
2006	Chevrolet	Trailblazer EXT	LT
2006-2007	GMC	Envoy	Denali
2006	GMC	Envoy XL	Denali
2007	GMC	Savana 1500	Base
2007	GMC	Savana 1500	LS
2007	GMC	Savana 1500	LT
2006	Isuzu	Ascender	LS
2006-2007	Saab	9-7x	5.3i