/live/media/NP/NP_2344984_Fro.jpg)
OE Quality
60-Day Returns
DensoPart #: 234-4984
Denso 234-4984 Oxygen Sensor - Downstream or Upstream
21 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$111.30Free 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
OE Style, Downstream and Upstream
Fitment: INFINITI and Mercedes-Benz, C300, C350e, E300, GLC300, Q50, Q60, SLC300, and SLK300
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
Denso 234-4984 Oxygen Sensor - Downstream or Upstream
| Brand | Denso |
|---|---|
| Part Number | 234-4984 |
| Position | OE Style, Downstream and Upstream |
| Wiring Harness Length | 18.74 |
| Sensor Type | Heated |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
This part fits 21 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2019 | INFINITI | Q50 | Downstream | OE Style | |
| 2018 | INFINITI | Q50 | Downstream | OE Style | |
| 2018 | INFINITI | Q60 | Downstream | OE Style | |
| 2018 | Mercedes-Benz | C300 | Downstream | OE Style | |
| 2018 | Mercedes-Benz | C350e | Downstream | OE Style | |
| 2018 | Mercedes-Benz | E300 | Downstream | OE Style | |
| 2018 | Mercedes-Benz | GLC300 | Downstream | OE Style | |
| 2018 | Mercedes-Benz | SLC300 | Downstream | OE Style | |
| 2017 | INFINITI | Q50 | Downstream | OE Style | |
| 2017 | INFINITI | Q60 | Downstream | OE Style | |
| 2017 | Mercedes-Benz | C300 | Downstream | OE Style | |
| 2017 | Mercedes-Benz | C350e | Downstream | OE Style | |
| 2017 | Mercedes-Benz | E300 | Downstream | OE Style | |
| 2017 | Mercedes-Benz | GLC300 | Downstream | OE Style | |
| 2017 | Mercedes-Benz | SLC300 | Downstream | OE Style | |
| 2016 | INFINITI | Q50 | Downstream | OE Style | |
| 2016 | Mercedes-Benz | C300 | 4Matic | Downstream | OE Style |
| 2016 | Mercedes-Benz | C350e | Downstream | OE Style | |
| 2016 | Mercedes-Benz | GLC300 | Downstream | OE Style | |
| 2016 | Mercedes-Benz | SLK300 | Upstream | OE Style | |
| 2015 | Mercedes-Benz | C300 | 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:
16009
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.