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OE Quality
60-Day Returns
DensoPart #: 234-8057
Denso 234-8057 Oxygen Sensor - Downstream Right
⚙️ 3 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$85.46Free 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 Right
🚗Fitment: Mazda, 6
🔄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 234-8057 Oxygen Sensor - Downstream Right
| Brand | Denso |
| Part Number | 234-8057 |
| Position | Oxygen Sensor - OE Style, Downstream Right |
| Wiring Harness Length | 22.05 |
| Sensor Type | Narrow-band |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2008 | Mazda | 6 | Downstream Right | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style |
| 2007 | Mazda | 6 | Downstream Right | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style |
| 2006 | Mazda | 6 | Downstream Right | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - 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:
15252234805724445AJF618861A
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.