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Important: Verify connector shape and pins match your original part.
Downstream Oxygen Sensor
Fits Toyota Highlander & Sienna (2004-2006)
Replaces OE: 8946508040, 234-4389
Resolves Symptoms
- Check Engine Light (P0420/P0171)
- Rough Idle & Hesitation
- Poor Fuel Economy (MPG)
- Failed Emissions Inspection
Estimated Delivery
Free
Ordered
Nov 12
Prepared
Nov 12-Nov 13
Delivered
Nov 26-Dec 4
Requires overseas shipment. Upgrade to expedited shipping at checkout if urgent.
2-Year Warranty
🛡️ Quality Coverage: Protects against any manufacturing defects for 2 full years.
🔄 Free Replacement: Brand-new replacement for free if quality issues occur.
30-Day Return & Refund
📦 Free Returns: Zero costs to you if the product has quality issues.
💰 Full Refunds: 100% money-back guarantee within 30 days for defective items.
5-Step Fitment Guide
- Check OE: Find original part no. & plug.
- Compare Photos: Match plug with our images.
- Verify YMM: Confirm via fitment tool.
- Review Specs: Check pins & dimensions.
- Purchase: Buy confidently once matched!
Review Rewards
Share an install photo & review to unlock:
- Under $50 Orders: 3% Off Next Order
- $50+ Orders: 5% Direct Cashback
*Email screenshot of your review to support to claim.
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$36.95
-
No hidden fees: What you see is what you pay.
-
Restore performance: Fix issues and drive with confidence.
Check Engine Light? Find Your Symptoms
🌬️ O2 & A/F Sensors
- P0134No Activity Detected
- P0135Heater Circuit Malfunction
- P0137/38Circuit Low/High Voltage
- P2195Signal Stuck Lean
- P0030/31Heater Control Circuit
⛽ Fuel & Air Mixture
- P0171/74System Too Lean
- P0172System Too Rich
- P2096Post-Catalyst Trim Too Lean
- P0087Fuel Rail Pressure Low
- P0201-04Injector Circuit Open
♻️ Catalytic Converters
- P0420Efficiency Below Threshold (B1)
- P0430Efficiency Below Threshold (B2)
⚡ Ignition / Misfires
- P0300Random Misfire
- P0301-06Cylinder-Specific Misfire
Automotive-Leader Sensors
Vehicle Compatible
|
Year
|
Make
|
Model
|
Engine/Displacement
|
Note
|
|---|---|---|---|---|
|
2013-2018
|
Lexus
|
GS450H
|
3.5L V6
|
—
|
|
2010-2012
|
Lexus
|
HS250H
|
2.4L L4
|
—
|
|
2009-2017
|
Lexus
|
LS460
|
4.6L V8
|
AWD
|
|
2004-2006
|
Lexus
|
RX330
|
3.3L V6
|
—
|
|
2007-2014
|
Lexus
|
RX350
|
3.5L V6
|
To 03/2014
|
|
2006-2008
|
Lexus
|
RX400H
|
3.3L V6
|
—
|
|
2010
|
Lexus
|
RX450H
|
3.5L V6
|
—
|
|
2012-2015
|
Scion
|
IQ
|
1.3L L4
|
—
|
|
2005-2010
|
Scion
|
TC
|
2.4L L4
|
—
|
|
2008-2015
|
Scion
|
XB
|
2.4L L4
|
—
|
|
2002
|
Toyota
|
Camry
|
2.4L L4
|
—
|
|
2003
|
Toyota
|
Camry
|
2.4L L4
|
Non Calif-ESV
|
|
2004-2010
|
Toyota
|
Highlander
|
3.3L V6
|
—
|
|
2008-2013
|
Toyota
|
Highlander
|
3.5L V6
|
—
|
|
2004-2006
|
Toyota
|
Sienna
|
3.3L V6
|
—
|
|
2007-2010
|
Toyota
|
Sienna
|
3.5L V6
|
—
|
|
2011
|
Toyota
|
Sienna
|
3.5L V6
|
—
|
|
2012-2014
|
Toyota
|
Sienna
|
3.5L V6
|
—
|
|
2015
|
Toyota
|
Sienna
|
3.5L V6
|
To 09/2014; exc. base
|
|
2002-2003
|
Toyota
|
Solara
|
2.4L L4
|
—
|
|
2009-2014
|
Toyota
|
Venza
|
2.7L L4
|
—
|
|
2015
|
Toyota
|
Venza
|
2.7L L4
|
To 08/2014; XLE, LE
|
Product Specifications
Warranty & Support: 2 Years (Heated) + Pre-sale Quality Assurance + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
89465-08040
Interchange: 234-4389, 234-4538, 8946508040, 894650T020, 8946512A00, 8946574030, SG1657, 5S4570, ES20213, SU6983, SG1431, SU11485, 2133037, 753052, 24677, 5S10032 |
|
Position
|
Exhaust System, Downstream/Rear (Post-Catalytic Converter)
|
|
Key Parameters
|
- Type: Heated Oxygen (O2) Sensor
- Wire Configuration: 4-Wire - Product Fit: Direct Fit / Plug & Play - Mounting: Thread-in (M18 x 1.5) - Connector: Male - Wire Harness Length: 13.78 in - Performance: Improves exhaust purification rate and engine performance - Construction: High-quality processing with high-temperature and corrosion-resistant materials for extended lifespan |