Mercury Mountaineer Oxygen Sensor

UNIVERSAL OXYGEN SENSOR, HEATED, 4-WIRE, SOLD INDIVIDUALLY

This REPLACEMENT oxygen sensor is crafted from high quality materials - stainless steel shell, hex nut, shield, Teflon-covered insulated wires, high-temperature rubber internal and external seals, and threaded tube coated with anti-seize compound.

Tested to ensure highest level of quality and reliability; it helps to reduce harmful emissions and extends catalyst life.

Notes: May not be compatible with flanges. May require minor modifications

View Installation Instruction

Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in a wide range of OE comparable auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.

Fits the following 2006-2008 Mercury Mountaineer submodels:

• 2006-2008: All Submodels; All Engines;

BOSCH REGULAR CLASS OXYGEN SENSOR

Bosch Regular Class Oxygen Sensor provides submersible patented connection system that protects against contamination, withstands the effects of extreme temperatures, and engine vibration. Made to improve engine performance, prevents premature failure for catalytic converter, and reduces harmful emissions.

Specifications:

• 4-wire
• 27.2 in. wire length
• Planar design

Features:

• Manufactured with a two-foot length sensor wire
• Uses a submersible patented connection system that protects against contamination and withstands the effects of extreme temperatures and engine vibration
• Posi-lock connectors that can be unscrewed and reconnected in case of a wiring mistake

Wire splicing required.

Fits the following 1999-2001 Mercury Mountaineer submodels:

• 1999-2001: Base; 8 Cyl 5.0L;

DENSO SUPER CLASS FIRST TIME FIT OXYGEN SENSOR

Denso Super Class First Time Fit Oxygen Sensors are specifically designed to meet the challenging demands of today's engines. Each of Denso's Oxygen Sensor is constructed from the highest quality materials available. Manufactured to the OE standards and subjected to rigorous safety and performance tests.

Specifications:

• 4-wire
• 18.82 in. lead wire

Features:

• Constructed from high quality stainless steel, porous polytetrafluoroethylene, fluorine rubber, aluminum oxide, high-grade platinum, and ceramics
• Double protection layer
• Aluminum oxide trap layer
• Porous PTFE filter
• Stainless steel housing

1 required per vehicle. This part does not require wire cutting.

Fits the following 1997-1998 Mercury Mountaineer submodels:

• 1998-1998: Base; 6 Cyl 4.0L; "GAS, FI, Naturally Aspirated, VIN E"
• 1997-1998: Base; 8 Cyl 5.0L; "GAS, FI, Naturally Aspirated, VIN P"

WALKER PRODUCTS OXYGEN SENSOR

Walker Products Oxygen Sensors are made to improve engine response and performance. Their typical life expectancy ranges from 30,000 to 60,000 miles if accompanied with regular preventive maintenance while heated oxygen sensors can last 100,000 miles or more.

Specifications:

• 4-wire
• 15.75 in. L
• Heated

Features:

• Improves car's engine response and gas mileage
• Effectively lowers emissions upon replacing its tired old oxygen sensor
• Exceeds OE specifications and test requirements

Fits the following 1997-2010 Mercury Mountaineer submodels:

• 2004-2010: Premier; 6 Cyl 4.0L; "GAS, FI, Naturally Aspirated"
• 2004-2010: Premier; 8 Cyl 4.6L; "GAS, FI, Naturally Aspirated"

• 1998-2010: Base; 6 Cyl 4.0L; "GAS, FI, Naturally Aspirated"

• 2006-2006: Convenience; 6 Cyl 4.0L; "GAS, FI, Naturally Aspirated"

• 2006-2006: Luxury; 6 Cyl 4.0L; "GAS, FI, Naturally Aspirated"

• 2006-2006: Luxury; 8 Cyl 4.6L; "GAS, FI, Naturally Aspirated"

• 2005-2005: Premier; 6 Cyl 4.0L; "FLEX, FI, Naturally Aspirated"

• 2002-2005: Base; 6 Cyl 4.0L; "FLEX, FI, Naturally Aspirated"

• 2002-2005: Base; 8 Cyl 4.6L; "GAS, FI, Naturally Aspirated"

• 1997-2001: Base; 8 Cyl 5.0L; "GAS, FI, Naturally Aspirated"

Fits 8 more submodels. (Show all) Show less info

NTK Oxygen Sensor

NTK is the world’s largest supplier and manufacturer of original equipment oxygen sensors. NTK oxygen sensors meet or exceed original equipment specifications and are equipped with waterproof factory fitted connectors to ensure a perfect fit every time.

Every NTK oxygen sensor is individually tested to ensure the highest level of quality and reliability.

• OE-Equivalent.
• Direct fit for easy installation.
• Extensively Tested During Manufacture to Guarantee Quality and Reliability
• Supplied With a Factory-Fitted OEM Connector for Easy Installation
• Precision manufactured with a sensing element incorporating NTK's premier technical ceramics

Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.

Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.

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Fits the following 2002-2005 Mercury Mountaineer submodels:

• 2005-2005: Premier; 6 Cyl 4.0L;
• 2002-2005: Base; 6 Cyl 4.0L;

• 2004-2004: Base; 6 Cyl 4.0L; "FLEX"

• 2004-2004: Premier; 6 Cyl 4.0L; "FLEX"

Fits 2 more submodels. (Show all) Show less info

MOTORCRAFT OXYGEN SENSOR

A high quality, OE replacement oxygen sensor.

Fits the following 2002-2003 Mercury Mountaineer submodels:

• 2002-2003: Base; 6 Cyl 4.0L;

DELPHI OXYGEN SENSORS, 4-WIRE -- 15.75 in. overall length, 18 x 1.5 mm thread size, 0.88 in. wrench size, round-4 blade connector type, 150,000 miles inspection interval, heated; OE connectors and wire length are within 3 inches of OE specifications; Unique sensor coatings to resist contamination and ensures long lasting reliable operation; With 1-year or 12,000-mile Delphi warranty.

Fits the following 2002-2005 Mercury Mountaineer submodels:

• 2005-2005: Premier; 6 Cyl 4.0L; "FLEX, VIN K"
• 2004-2005: Premier; 6 Cyl 4.0L; "GAS, VIN E"

• 2002-2005: Base; 6 Cyl 4.0L; "FLEX, VIN K"

• 2002-2005: Base; 6 Cyl 4.0L; "GAS, VIN E"

Fits 2 more submodels. (Show all) Show less info

AC DELCO OXYGEN SENSOR ASSEMBLY

4-wire, heated, position 1; A high quality, OE replacement oxygen sensor assembly; Replaces OE number 88929922.

Fits the following 1999-2005 Mercury Mountaineer submodels:

• 2005-2005: Premier; 6 Cyl 4.0L; "FLEX, FI, Naturally Aspirated, VIN K"
• 2004-2005: Base; 6 Cyl 4.0L; "FLEX, FI, Naturally Aspirated, VIN K"

• 2004-2005: Base; 8 Cyl 4.6L; "GAS, FI, Naturally Aspirated, VIN W"

• 2004-2005: Premier; 6 Cyl 4.0L; "GAS, FI, Naturally Aspirated, VIN E"

• 2004-2005: Premier; 8 Cyl 4.6L; "GAS, FI, Naturally Aspirated, VIN W"

• 1999-2005: Base; 6 Cyl 4.0L; "GAS, FI, Naturally Aspirated, VIN E"

• 1999-2001: Base; 8 Cyl 5.0L; "GAS, FI, Naturally Aspirated, VIN P"

Fits 5 more submodels. (Show all) Show less info

Standard Oxygen Sensor

Standard have been renowned in engineering and distributing an across-the-board line of quality replacement parts. Standard continue their dedication in keeping incomparable service and manufacturing innovative merchandises for numerous vehicle applications.

Standard Oxygen Sensors are constructed from strict manufacturing courses and test equipments that guarantee proper function and durability. These Oxygen Sensors are built to operate along with the other components in the vehicle system for your utmost road experience.

Specifications:

• Female Connector Gender
• 4 Terminal wire
• Male Teriminal
• Pins Terminal Type

Fits the following 2004-2004 Mercury Mountaineer submodels:

• 2004-2004: All Submodels; All Engines;

SNG Oxygen Sensor

The SNG oxygen sensor comes equipped with factory style OE connectors and high quality stainless steel, ceramic and platinum components.

• OE-Equivalent.
• Direct fit for easy installation.
• OE Style connectors and wire lengths.
• Ceramic and platinum components.
• High quality stainless steel.

SNG oxygen sensors are fully tested and meet or exceed original equipment specifications for functionality, fit, durability and long life.

Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.

Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.

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Universal Fit

Fits the following 1999-2001 Mercury Mountaineer submodels:

• 1999-2001: Base; 8 Cyl 5.0L;