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:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006 | Buick | Rainier | CXL |
| 2003-2005 | Chevrolet | Astro | Base |
| 2003-2005 | Chevrolet | Astro | LS |
| 2003-2005 | Chevrolet | Astro | LT |
| 2003-2007 | Chevrolet | Express 1500 | Base |
| 2003-2007 | Chevrolet | Express 1500 | LS |
| 2006-2007 | Chevrolet | Express 1500 | LT |
| 2003-2007 | Chevrolet | Express 2500 | Base |
| 2003-2007 | Chevrolet | Express 2500 | LS |
| 2006-2007 | Chevrolet | Express 2500 | LT |
| 2003-2007 | Chevrolet | Express 3500 | Base |
| 2003-2007 | Chevrolet | Express 3500 | LS |
| 2006-2007 | Chevrolet | Express 3500 | LT |
| 2006 | Chevrolet | SSR | Base |
| 2006 | Chevrolet | Trailblazer | LS |
| 2006 | Chevrolet | Trailblazer | LT |
| 2006 | Chevrolet | Trailblazer | SS |
| 2006 | Chevrolet | Trailblazer EXT | LS |
| 2006 | Chevrolet | Trailblazer EXT | LT |
| 2006 | GMC | Envoy | Denali |
| 2006 | GMC | Envoy XL | Denali |
| 2003-2005 | GMC | Safari | Base |
| 2003-2005 | GMC | Safari | SLE |
| 2003-2005 | GMC | Safari | SLT |
| 2003-2007 | GMC | Savana 1500 | Base |
| 2006-2007 | GMC | Savana 1500 | LS |
| 2006-2007 | GMC | Savana 1500 | LT |
| 2003-2005 | GMC | Savana 1500 | SLE |
| 2003-2007 | GMC | Savana 2500 | Base |
| 2007 | GMC | Savana 2500 | LS |
| 2007 | GMC | Savana 2500 | LT |
| 2003-2005 | GMC | Savana 2500 | SLE |
| 2003-2007 | GMC | Savana 3500 | Base |
| 2006-2007 | GMC | Savana 3500 | LS |
| 2006-2007 | GMC | Savana 3500 | LT |
| 2003-2005 | GMC | Savana 3500 | SLE |
| 2006 | Isuzu | Ascender | LS |
| 2006 | Saab | 9-7x | 5.3i |
- 2006-chevrolet-ssr-base-esi9003429
- 2006-chevrolet-trailblazer-ls-esi2406686
- 2006-chevrolet-trailblazer-lt-esi9032632
- 2006-chevrolet-trailblazer-ss-esi2084015
- 2006-gmc-envoy-denali-esi3092380
- 2006-gmc-envoy-xl-denali-esi5618529
- ClearanceItem:N
- EPA:N/A
- fits_2003-2007`Chevrolet`Express 2500`LS~2006-2007`Chevrolet`Express 2500`LT~2003-2007`Chevrolet`Express 3500`Base~2003-2007`Chevrolet`Express 3500`LS~2006-2007`Chevrolet`Express 3500`LT~2006`Chevrolet`SSR`Base~2006`Chevrolet`Trailblazer`LS
- fits_2006-2007`GMC`Savana 1500`LS~2006-2007`GMC`Savana 1500`LT~2003-2005`GMC`Savana 1500`SLE~2003-2007`GMC`Savana 2500`Base~2007`GMC`Savana 2500`LS~2007`GMC`Savana 2500`LT~2003-2005`GMC`Savana 2500`SLE~2003-2007`GMC`Savana 3500`Base
- fits_2006-2007`GMC`Savana 3500`LT~2003-2005`GMC`Savana 3500`SLE~2006`Isuzu`Ascender`LS~2006`Saab`9-7x`5.3i
- fits_2006`Buick`Rainier`CXL~2003-2005`Chevrolet`Astro`Base~2003-2005`Chevrolet`Astro`LS~2003-2005`Chevrolet`Astro`LT~2003-2007`Chevrolet`Express 1500`Base~2003-2007`Chevrolet`Express 1500`LS~2006-2007`Chevrolet`Express 1500`LT
- fits_2006`Chevrolet`Trailblazer`SS~2006`Chevrolet`Trailblazer EXT`LS~2006`Chevrolet`Trailblazer EXT`LT~2006`GMC`Envoy`Denali~2006`GMC`Envoy XL`Denali~2003-2005`GMC`Safari`Base~2003-2005`GMC`Safari`SLE~2003-2005`GMC`Safari`SLT
- LTL:N
- MPN:21545
- Non-CARB:N
- Programmers & Chips>Oxygen Sensors
- Prop65:Y
- SpecialOrder:Y