Skip to product information
2Pcs Air Fuel Ratio & O2 Sensor for Subaru Legacy Outback 2.5L (2013-2014) | 234-9136 234-4907
1/10

2Pcs Air Fuel Ratio & O2 Sensor for Subaru Legacy Outback 2.5L (2013-2014) | 234-9136 234-4907

Sale price  $57.95 Regular price  $62.54
-7%
9 left
🔥 Automatically enjoy an 8% discount
Powered by LianLian & PayPal — Encrypted & Secure
  • Visa
  • Mastercard
  • American Express
  • Discover
  • JCB
  • Diners Club
  • PayPal
  • Afterpay
Verify Fitment for Your Vehicle
🛡️ Four Major Safeguards +
🚚
Free & Fast ShippingShips within 72 hrs from US
🚛
30-Day ReturnsReturn to our FL, USA center
🛡️
2-Year Warranty100% Brand New & Tested
💳
Secure PaymentEncrypted checkout

Signs It's Time to Replace Your O2 Sensor:

  • Stubborn Check Engine Light or failing smog/emissions tests.
  • Rough idling, engine hesitation, and dropping gas mileage.
  • Dealerships or AutoZone quoting you $400+ for a simple repair.
  • Common Trouble Codes: P0420, P0171, P0134, P0138.

Why Choose Our Direct-Fit Sensors?

  • 100% Direct OEM Fit: Exact wire length and connector. Clicks right in, no cutting or splicing required.
  • Instant Fix: Proven to immediately clear dashboard codes and restore smooth engine response.
  • Massive Savings: Get dealer-quality performance at a fraction of the cost.
  • Easy DIY: Save hundreds on labor with a quick 15-to-20 minute driveway install.

Automotive-Leader Sensors

Vehicle Compatible

Year
Make
Model
Engine/Displacement
2013
Subaru
Legacy
2.5L
2014
Subaru
Legacy
2.5L
2013-2014
Subaru
Outback
2.5L

 

 

Product Specifications

Warranty & Support: 2 Years + 24/7 Technical Support
Item
Specification
Core Part Number
234-9136 (Upstream)
Interchange: 2349136, 22641-AA640, 22641AA640, 22641AA66A, 22641-AA66A, SU00300425, 18081, 24851
234-4907 (Downstream)
Interchange: 2344907, 22690-AA96A, 22690AA96A, 22690-AA960, 22690AA960, 25024487, 24651
Position
234-9136: Exhaust System, Upstream (Pre-Catalytic Converter)
234-4907: Exhaust System, Downstream (Post-Catalytic Converter)
Key Parameters
Upstream Sensor (234-9136):
- Type: Heated Oxygen Sensor
- Wire Harness Length: 16.34 IN (Approx. 415mm)
- Wire Quantity: 4-Wire
- Fitment: Specific Application

Downstream Sensor (234-4907):
- Type: Heated Oxygen Sensor
- Connector Gender: Male
- Mounting Type: Threaded
- Thread Diameter: 0.708 IN (Approx. M18 x 1.5)
- Wire Harness Length: 7.56 IN (Approx. 192mm)
- Wire Quantity: 4-Wire
- Fitment: Specific Application

 

Package Content :

2PCS (1*234-9136 Upstream+1*234-4907 Downstream) Oxygen Sensor

A Guide for Users Without Repair Experience

1. When your vehicle malfunctions, use a CBD to scan and identify the fault codes (if you're unsure how to scan or interpret the codes, visit our blog for guidance).

2. Identify the faulty component based on the diagnostic code and remove it.

3. Select your vehicle's year, model, and brand directly from the search panel below, or search by the part number on the component to verify compatibility.

4. After selecting, click “Search.” A green result confirms the part is compatible. If unsure, click the result below to view deta

Please check the fitment notes for Oxygen sensor installation location information!!!

Bank 1 Sensor 1 means Upstream Right/Rear; Bank 2 Sensor 1 means Upstream Left/Front

Bank 1 Sensor 2 means Downstream Right/Rear; Bank 2 Sensor 2 means Downstream Left/Front

sensor 1=Upstream sensor 2=Downstream

Why Choose Automotive-Leader Product?

Fast Response & Speed & Stable Performance & Longer Service Life

High-quality materials used, enhance durability performance

100% Rigorous Tested Before On Sale & Shipment

Meet The Professional Specification As OEM Standard

Subscribe to our email list to receive a 10% VIP discount.