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OE Quality
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NTKPart #: 21097
NTK 21097 Oxygen Sensor - Upstream Left or Upstream Right
62 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Direct Fit Oxygen Sensor, Upstream Right and Upstream Left
Fitment: Cadillac, Chevrolet, and GMC, Escalade, Escalade ESV, Express 2500, Express 3500, Savana 2500, Savana 3500, Sierra 1500, Sierra 1500 Limited, Silverado 1500, Silverado 1500 LD, Tahoe, Yukon, and Yukon XL
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Oxygen Sensor options
NTK 21097 Oxygen Sensor - Upstream Left or Upstream Right
| Brand | NTK |
|---|---|
| Part Number | 21097 |
| Position | Direct Fit Oxygen Sensor, Upstream Right and Upstream Left |
| 11589 | Metric |
| Heated | Yes |
| Wiring Harness Length | 13.75 |
| Wiring Harness Length | 350.00 |
| Sensor Type | Narrow-band |
| Terminal Type | Blade |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Grade Type | Standard replacement |
| Connector Shape | Oval |
| Terminal Quantity | 4 |
| Connector Gender | Female |
| Terminal Gender | Male |
| Wrench Size | 7/8" (22mm) |
| Thread Size | M18 - 1.5 |
| Heated | Yes |
| Hex Size | 7/8" (22mm) |
| Technology | Switching zirconia type |
This part fits 62 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2020 | Cadillac | Escalade | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2020 | Cadillac | Escalade ESV | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2020 | Chevrolet | Express 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2020 | Chevrolet | Express 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2020 | Chevrolet | Tahoe | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2020 | GMC | Savana 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2020 | GMC | Savana 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2020 | GMC | Yukon | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2020 | GMC | Yukon XL | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | Cadillac | Escalade | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | Cadillac | Escalade ESV | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | Chevrolet | Express 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | Chevrolet | Express 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | Chevrolet | Silverado 1500 LD | 5.3L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | Chevrolet | Tahoe | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | GMC | Savana 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | GMC | Savana 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | GMC | Sierra 1500 Limited | 5.3L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | GMC | Yukon | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2019 | GMC | Yukon XL | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | Cadillac | Escalade | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | Cadillac | Escalade ESV | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | Chevrolet | Express 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | Chevrolet | Express 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | Chevrolet | Silverado 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | Chevrolet | Tahoe | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | GMC | Savana 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | GMC | Savana 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | GMC | Sierra 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | GMC | Yukon | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2018 | GMC | Yukon XL | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | Cadillac | Escalade | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | Cadillac | Escalade ESV | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | Chevrolet | Express 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | Chevrolet | Express 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | Chevrolet | Silverado 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | Chevrolet | Tahoe | 5.3L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | GMC | Savana 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | GMC | Savana 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | GMC | Sierra 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | GMC | Yukon | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2017 | GMC | Yukon XL | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | Cadillac | Escalade | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | Cadillac | Escalade ESV | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | Chevrolet | Express 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | Chevrolet | Express 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | Chevrolet | Silverado 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | Chevrolet | Tahoe | 5.3L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | GMC | Savana 2500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | GMC | Savana 3500 | 6.0L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | GMC | Sierra 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | GMC | Yukon | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2016 | GMC | Yukon XL | 6.2L | V8 | Upstream Left | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2015 | Cadillac | Escalade | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2015 | Cadillac | Escalade ESV | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2015 | Chevrolet | Silverado 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2015 | Chevrolet | Tahoe | 5.3L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2015 | GMC | Sierra 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2015 | GMC | Yukon | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2015 | GMC | Yukon XL | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2014 | Chevrolet | Silverado 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
| 2014 | GMC | Sierra 1500 | 6.2L | V8 | Upstream Right | OE Equivalent Design; Direct Fit Oxygen Sensor |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
12637679126595161266661218187234-4103234-4940
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.