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Suitable for Upstream Air Fuel Ratio Sensor
for Subaru Impreza & Forester (2008-2010)
Replaces OE: 234-9035 22641-AA420
Resolves Symptoms:
Persistent Check Engine Light
Rough Idle
Poor Fuel Economy
Lean Hesitation
5-Step Fitment Guide:
1
Check OE: Find original part no. & plug.
2
Compare Photos: Match plug with our images.
3
Verify YMM: Confirm via fitment tool.
4
Review Specs: Check pins and dimensions.
5
Purchase: Buy confidently once matched!
Check if your car is compatible
This helps guarantee fitment of parts.
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Delivery Free
Sep 19 - Sep 22
🚚 Fast US Local: Dispatched quickly from our local US warehouses for swift delivery.
2-Year Warranty
🛡️ Quality Coverage: Protects against any manufacturing defects for 2 full years.
🔄 Free Replacement: We will provide a brand-new replacement for free if any quality issues occur.
30-Day Return & Refund
📦 Free Returns & Exchanges: Zero costs to you if the product has any quality issues.
💰 Full Refunds: 100% money-back guarantee within 30 days for defective items.
Review Rewards & Cashback
Share an install photo & review to unlock tier rewards:
🥈 Under $50
3% Off Next Order
🥇 $50+ Orders
5% Direct Cashback
🔥 Tip: Buy a Combo Set to easily hit $50 and unlock 5% Cashback!
💡 How to claim: Email a screenshot of your review to our support team.
$48.95
- No other fees; this is the final payment price
- Get rid of your car's malfunctions and start a pleasant driving journey
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
🚛 NOx Sensors & SCR
- P2200/02Sensor Circuit / Signal Low
- P229FCircuit Range/Performance
- P207FReductant Quality Perf.
- 46F2/4D16BMW SCR Efficiency Faults
🛑 ABS & Wheel Speed
- C1021Front Wheel Speed Sensor
- C1025Sensor Signal Erratic
- C1207ABS Pump Overrun
- C0561System Disabled
Automotive-Leader Sensors
Vehicle Compatible
|
Year
|
Make
|
Model
|
Engine/Displacement
|
|---|---|---|---|
|
2008-2009
|
Subaru
|
Legacy
|
2.5L H4
|
|
2008-2009
|
Subaru
|
Outback
|
2.5L H4
|
|
2009-2010
|
Subaru
|
Impreza (2.5 GT)
|
2.5L H4
|
|
2009-2011
|
Subaru
|
Impreza WRX (Includes Limited, Premium, Sedan, Wagon, etc.)
|
2.5L H4 Turbo
|
Product Specifications
Warranty & Support: 2-Year Warranty (Pre-sale Load Test + 24/7 Technical Support)
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-9035
Interchange: 2349035, 22641-AA420, 22641 AA420, 22641AA42A, 22641-AA42A, 24830, 250-54064, EOS-8017, F00E263201 |
|
Position
|
Upstream, Pre-Catalytic Converter
|
|
Key Parameters
|
- Type: Heated Oxygen Sensor (4-Wire)
- Wire Harness Length: 270 mm (10.63 in) - Connector Gender: Male - Thread Size: M18×1.5 (0.711 in / 18.06mm) |
|
Key Features
|
Improves fuel efficiency, stable performance, durable.
|