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OE Quality
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DensoPart #: 234-8026
Denso 234-8026 Oxygen Sensor - Downstream or Downstream Left
⚙️ 48 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$295.49Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Oxygen Sensor - OE Style, Downstream and Downstream Left
🚗Fitment: INFINITI and Nissan, Altima, Armada, Pathfinder, Q50, Q60, QX60, QX80, Sentra, TITAN, and TITAN XD
🔄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? Click here for all Oxygen Sensor options
Denso 234-8026 Oxygen Sensor - Downstream or Downstream Left
| Brand | Denso |
| Part Number | 234-8026 |
| Position | Oxygen Sensor - OE Style, Downstream and Downstream Left |
| Wiring Harness Length | 11.18 |
| Sensor Type | Heated |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Connector Gender | Male |
| Thread Diameter | 0.701 |
| Mounting Type | Threaded |
This part fits 48 vehicles. Search below:
| Year | Make | Model | Submodel | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2024 | INFINITI | Q50 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2024 | INFINITI | QX80 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2024 | Nissan | Altima | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2024 | Nissan | Armada | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2024 | Nissan | Sentra | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2024 | Nissan | TITAN | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2024 | Nissan | TITAN XD | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2023 | INFINITI | Q50 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2023 | INFINITI | QX80 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2023 | Nissan | Altima | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2023 | Nissan | Armada | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2023 | Nissan | Sentra | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2023 | Nissan | TITAN | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2023 | Nissan | TITAN XD | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2022 | INFINITI | Q50 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2022 | INFINITI | Q60 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2022 | INFINITI | QX80 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2022 | Nissan | Altima | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2022 | Nissan | Armada | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2022 | Nissan | Sentra | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2022 | Nissan | TITAN | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2022 | Nissan | TITAN XD | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2021 | INFINITI | Q50 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2021 | INFINITI | Q60 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2021 | INFINITI | QX80 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2021 | Nissan | Altima | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2021 | Nissan | Armada | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2021 | Nissan | Sentra | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2021 | Nissan | TITAN | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2021 | Nissan | TITAN XD | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2020 | INFINITI | Q50 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2020 | INFINITI | Q60 | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2020 | INFINITI | QX60 | GAS | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | |
| 2020 | Nissan | Altima | GAS | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | |
| 2020 | Nissan | Armada | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2020 | Nissan | Pathfinder | GAS | Downstream Left | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | |
| 2020 | Nissan | Sentra | GAS | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | |
| 2020 | Nissan | TITAN | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2020 | Nissan | TITAN XD | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2019 | INFINITI | Q50 | Downstream | OE Style | ||
| 2019 | INFINITI | Q60 | Downstream | OE Style | ||
| 2019 | Nissan | Altima | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style | ||
| 2018 | INFINITI | Q50 | Hybrid Luxe | Downstream | OE Style | |
| 2018 | INFINITI | Q50 | Downstream | OE Style | ||
| 2018 | INFINITI | Q60 | Downstream | OE Style | ||
| 2017 | INFINITI | Q50 | Downstream | OE Style | ||
| 2017 | INFINITI | Q60 | Downstream | OE Style | ||
| 2016 | INFINITI | Q50 | Downstream | OE Style |
* 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:
226A05CA0A
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.