/live/media/O2/O2_2851013_Fro.jpg)
OE Quality
60-Day Returns
/live/media/O2/O2_2851013_Fro.jpg)
/live/media/O2/O2_2851013_Ac2.jpg)
/live/media/O2/O2_2851013_Ac3.jpg)
/live/media/O2/O2_2851013_Ac4.jpg)
WalkerPart #: 285-1013
Walker 285-1013 Nitrogen Oxide (NOx) Sensor - Downstream
⚙️ 3 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$320.66Free 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
📦Genuine OE, Downstream
🚗Fitment: Ram, 3500
🔄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 Nitrogen Oxide (NOx) Sensor options
Walker 285-1013 Nitrogen Oxide (NOx) Sensor - Downstream
| Brand | Walker |
| Part Number | 285-1013 |
| Position | Genuine OE, Downstream |
| Color | Multi-colored |
| Finish | Matte |
| Connector Color | Tan |
| Universal Or Specific Fit | Specific |
| Connector Shape | Oblong |
| Connector Gender | Female |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2021 | Ram | 3500 | 6.7L | L6 | Downstream | Genuine OE |
| 2020 | Ram | 3500 | 6.7L | L6 | Downstream | Genuine OE |
| 2019 | Ram | 3500 | 6.7L | L6 | Downstream | Genuine OE |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.