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OE Quality
60-Day Returns
DensoPart #: 234-9306
Denso 234-9306 Air / Fuel Ratio Sensor - Downstream, Downstream Left or Downstream Right
⚙️ 6 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$239.80Free 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
📦Air / Fuel Ratio Sensor - OE Style, Downstream Right, Downstream Left, and Downstream
🚗Fitment: Lexus, LS500
🔄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 Air / Fuel Ratio Sensor options
Denso 234-9306 Air / Fuel Ratio Sensor - Downstream, Downstream Left or Downstream Right
| Brand | Denso |
| Part Number | 234-9306 |
| Position | Air / Fuel Ratio Sensor - OE Style, Downstream Right, Downstream Left, and Downstream |
| Wiring Harness Length | 23.62 |
| Sensor Type | Heated |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Grade Type | Regular |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2024 | Lexus | LS500 | AWD | Downstream | OE; Air / Fuel Ratio Sensor - OE Style |
| 2023 | Lexus | LS500 | AWD | Downstream | OE; Air / Fuel Ratio Sensor - OE Style |
| 2020 | Lexus | LS500 | AWD | Downstream | OE; Air / Fuel Ratio Sensor - OE Style |
| 2019 | Lexus | LS500 | AWD | Downstream | OE; Air / Fuel Ratio Sensor - OE Style |
| 2018 | Lexus | LS500 | Downstream Right | AWD; OE Style | |
| 2018 | Lexus | LS500 | Downstream Left | AWD; 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:
89467501508946750160
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.