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Air / Fuel Ratio Sensor
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Air / Fuel Ratio Sensor - Upstream (Denso) for 2003-2006 Subaru NEW

$ 214 .35

Product Notes

Position: Upstream
DENSO is the O.E. Manufacturer / Direct Fit Air Fuel Ratio Sensor OE
Air / Fuel Ratio Sensor - OE Style
DENSO Air/Fuel Ratio Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance.; Each component is precision-built for exact replacement… and a first time fit.; DENSO gives you the right part and the right fit… the first time.
Brand: Denso
Condition: New
See All Other Air / Fuel Ratio Sensors
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
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Meet Wrenchy - The Amazing Parts Assistant!

Voice or type your vehicle details and Wrenchy will confirm fitment in seconds.

Specifications & Info


Attribute Value
Connector Gender Female
Grade Type Standard Replacement
Sensor Type Wide-band
Thread Diameter 0.711
Wire Quantity 4
Wiring Harness Length 20.47

Vehicle Fitment Guide

This part fits the following vehicles:

Subaru 5 models (tapclick to expand)(tapclick to hide)
Baja 2003-2006 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Crew Cab Pickup 2003 H4 2.5L AWD Automatic & Manual
Sport Crew Cab Pickup 2003 - 2006 H4 2.5L AWD Automatic & Manual
Turbo Crew Cab Pickup 2004 - 2006 H4 2.5L Turbo AWD Automatic & Manual
Forester 2003-2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
X SUV 2003 - 2004 H4 2.5L AWD Automatic & Manual
XS SUV 2003 - 2004 H4 2.5L AWD Automatic & Manual
XT SUV 2004 H4 2.5L Turbo AWD Automatic & Manual
Impreza 2003-2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Outback Wagon 2003 - 2004 H4 2.5L AWD Automatic & Manual
RS Sedan 2003 - 2004 H4 2.5L AWD Automatic & Manual
TS Wagon 2003 - 2004 H4 2.5L AWD Automatic & Manual
WRX Sedan 2003 - 2004 H4 2.0L Turbo AWD Automatic & Manual
WRX Wagon 2003 - 2004 H4 2.0L Turbo AWD Automatic & Manual
WRX STI Sedan 2004 H4 2.5L Turbo AWD Manual
Legacy 2003-2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
GT Sedan 2003 - 2004 H4 2.5L AWD Automatic & Manual
GT Wagon 2003 - 2004 H4 2.5L AWD Automatic & Manual
L Sedan 2003 - 2004 H4 2.5L AWD Automatic & Manual
L Wagon 2003 - 2004 H4 2.5L AWD Automatic & Manual
L 35th Anniversary Sedan 2004 H4 2.5L AWD Automatic & Manual
L 35th Anniversary Wagon 2004 H4 2.5L AWD Automatic & Manual
L SE Sedan 2003 H4 2.5L AWD Automatic & Manual
L SE Wagon 2003 H4 2.5L AWD Automatic & Manual
Outback 2003-2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Wagon 2003 - 2004 H4 2.5L AWD Automatic & Manual
H6 Sedan 2003 - 2004 H6 3.0L AWD Automatic
H6 Sedan 2003 H6 3.0L AWD Manual
H6 Wagon 2003 - 2004 H6 3.0L AWD Automatic
H6 Wagon 2003 H6 3.0L AWD Manual
H6 35th Anniversary Edition Wagon 2004 H6 3.0L AWD Automatic
H6 VDC Sedan 2004 H6 3.0L AWD Automatic
H6 VDC Wagon 2004 H6 3.0L AWD Automatic
L.L. Bean Wagon 2003 - 2004 H6 3.0L AWD Automatic
L.L. Bean Wagon 2003 H6 3.0L AWD Manual
Limited Sedan 2003 - 2004 H4 2.5L AWD Automatic & Manual
Limited Wagon 2003 - 2004 H4 2.5L AWD Automatic & Manual
VDC Sedan 2003 H6 3.0L AWD Automatic & Manual
VDC Wagon 2003 H6 3.0L AWD Automatic & Manual
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.
DENSO Air/Fuel Ratio Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance.; Each component is precision-built for exact replacement… and a first time fit.; DENSO gives you the right part and the right fit… the first time.

Interchange Parts

Brand Part Number
ACDelco 213-2850
BorgWarner OS1940
Bosch 15501
Carquest 75-3250
Delphi ES10936
NAPA Mileage Plus 2349015
NTK 24664
Standard Ignition SG1858
Subaru 22641AA140
Subaru 22641AA280
Walker Products 250-54011
Walker Products 350-64022

Fits Years: 2003 2004 2005 2006

Fits Models: Baja, Forester, Impreza, Legacy, Outback

Go-Parts Garage · Featured Guide

A Subaru Forester Owner's Guide to Air/Fuel Ratio Sensors (2000-2009)

If your check engine light is on and your fuel economy is down, your front air/fuel sensor could be the problem.

Read Full Guide →
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120
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Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
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Engineered To OEM Specs

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