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1991 - 2003 Ford Explorer Oxygen Sensor - Downstream or Upstream (Denso) NEW

$ 72 .54

Product Notes

Position: Downstream or Upstream
O.E. Quality Universal Replacement Sensor
Oxygen Sensor - Universal
DENSO Oxygen 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; This innovative line features DENSO's exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
Brand: Denso
Condition: New
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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Specifications & Info


Attribute Value
Mounting Type Threaded
Sensor Type Narrow-band
Thread Diameter 0.708
Wire Quantity 4
Wiring Harness Length 11.77

Vehicle Fitment Guide

This part fits the following vehicles:

Ford 1 model (tapclick to expand)(tapclick to hide)
Explorer 1991-2003 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
4x4 SUV 1991 V6 4.0L 4WD Automatic
Base SUV 1991 V6 4.0L RWD Automatic
Eddie Bauer SUV 2003 V6 4.0L AWD Automatic
Eddie Bauer SUV 2003 V6 4.0L FLEX AWD Automatic
Eddie Bauer SUV 2003 V8 4.6L AWD Automatic
Eddie Bauer SUV 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
Eddie Bauer SUV 2002 - 2003 V8 4.6L RWD/4WD Automatic
Eddie Bauer SUV 1991, 2002 - 2003 V6 4.0L RWD/4WD Automatic
Eddie Bauer SUV 1991 V6 4.0L RWD/4WD Manual
Limited SUV 2003 V6 4.0L AWD Automatic
Limited SUV 2003 V6 4.0L FLEX AWD Automatic
Limited SUV 2003 V8 4.6L AWD Automatic
Limited SUV 2002 - 2003 V6 4.0L RWD/4WD Automatic
Limited SUV 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
Limited SUV 2002 - 2003 V8 4.6L RWD/4WD Automatic
Postal Stripped Chassis 2002 - 2003 V6 4.0L RWD/4WD Automatic
Postal Stripped Chassis 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
Sport SUV 1991 V6 4.0L RWD/4WD Automatic & Manual
XL SUV 1991 V6 4.0L RWD/4WD Automatic & Manual
XL SUV 1991 V6 4.0L RWD/4WD Automatic & Manual
XLS SUV 2003 V6 4.0L AWD Automatic
XLS SUV 2003 V6 4.0L FLEX AWD Automatic
XLS SUV 2002 - 2003 V6 4.0L RWD/4WD Automatic
XLS SUV 2002 V6 4.0L RWD/4WD Manual
XLS SUV 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
XLS SUV 2002 V6 4.0L FLEX RWD/4WD Manual
XLT SUV 2003 V6 4.0L AWD Automatic
XLT SUV 2003 V6 4.0L FLEX AWD Automatic
XLT SUV 2003 V8 4.6L AWD Automatic
XLT SUV 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
XLT SUV 2002 - 2003 V8 4.6L RWD/4WD Automatic
XLT SUV 1991, 2002 - 2003 V6 4.0L RWD/4WD Automatic
XLT SUV 1991 V6 4.0L RWD/4WD 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 Oxygen 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; This innovative line features DENSO's exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.

Interchange Parts

Brand Part Number
Bosch 13035
Bosch 13041
Bosch 13100
Bosch 13115
Bosch 13117
Bosch 13122
Bosch 13123
Bosch 13127
Bosch 13131
Bosch 13138
Bosch 13149
Bosch 13151
Bosch 13153
Bosch 13155
Bosch 13272
Bosch 13275
Bosch 13280
Bosch 13287
Bosch 13289
Bosch 13306
Bosch 13312
Bosch 13315
Bosch 13316
Bosch 13366
Bosch 13399
Bosch 13413
Bosch 13428
Bosch 13436
Bosch 13457
Bosch 13468
Bosch 13473
Bosch 13547
Bosch 13571
Bosch 13574
Bosch 13579
Bosch 13581
Bosch 13598
Bosch 13610
Bosch 13664
Bosch 13670
Bosch 13671
Bosch 13672
Bosch 13674
Bosch 13687
Bosch 13707
Bosch 13710
Bosch 13714
Bosch 13718
Bosch 13743
Bosch 13745
Bosch 13754
Bosch 13756
Bosch 13773
Bosch 13774
Bosch 13838
Bosch 13843
Bosch 13850
Bosch 13854
Bosch 13877
Bosch 13879
Bosch 13960
Bosch 13967
Bosch 13969
Bosch 15001
Bosch 15004
Bosch 15041
Bosch 15045
Bosch 15046
Bosch 15199
Bosch 15214
Bosch 15218
Bosch 15252
Bosch 15263
Bosch 15265
Bosch 15287
Bosch 15294
Bosch 15297
Bosch 15308
Bosch 15314
Bosch 15319
Bosch 15323
Bosch 15325
Bosch 15326
Bosch 15330
Bosch 15429
Bosch 15465
Bosch 15506
Bosch 15518
Bosch 15521
Bosch 15522
Bosch 15523
Bosch 15525
Bosch 15526
Bosch 15527
Bosch 15634
Bosch 15657
Bosch 15658
Bosch 15675
Bosch 15704
Bosch 15705
Bosch 15706
Bosch 15707
Bosch 15708
Bosch 15716
Bosch 15717
Bosch 15718
Bosch 15719
Bosch 15724
Bosch 15752
NAPA Mileage Plus 2344210

Fits Years: 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003

Fits Models: Explorer

Go-Parts Garage · Featured Guide

A Guide to Oxygen Sensor Replacement for the 2002-2006 Ford Explorer

Fix your check engine light and poor gas mileage by understanding how to choose the right O2 sensor for your Explorer.

Read Full Guide

⚠️ Related Trouble Codes (OBD-II)

27 matching guides

If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.

P0030
HO2S Heater Circuit Causes and Fixes
2005-2010 Ford Mustang
P0036
O2 Sensor Heater Circuit Causes and Fixes
2000-2007 Ford Taurus
P0131
Causes, Fixes, and O2 Sensor Location
2001-2007 Ford Escape
P0131
O2 Sensor Low Voltage Causes and Fixes
2005-2010 Ford Mustang
P0132
High Voltage O2 Sensor Causes and Fixes
2000-2007 Ford Taurus
P0132
Causes, Fixes, and O2 Sensor Guide
2005-2010 Ford Mustang
P0133
Slow O2 Sensor Causes and Fixes
2000-2007 Ford Taurus
P0134
Causes and Fixes for O2 Sensor No Activity
2005-2010 Ford Mustang
P0135
O2 Sensor Heater Failure Causes and Fixes
2005-2010 Ford Mustang
P0135
O2 Sensor Heater Circuit Fixes
1993-1997 Ford Ranger
P0135
O2 Sensor Heater Causes and Fixes
2001-2007 Ford Escape
P0136
O2 Sensor Circuit Malfunction Causes and Fixes
2001-2007 Ford Escape
↑ A single part can trigger multiple related trouble codes. Each guide is vehicle- and code-specific.
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Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

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