2009 Mercury Mountaineer Air- Fuel Ratio Sensors

Your 2009 Mercury Mountaineer might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Air- Fuel Ratio Sensors you desperately need.

We currently carry 5 Air- Fuel Ratio Sensors to choose from for your 2009 Mercury Mountaineer, and our inventory prices range from as little as $49.42 up to $110.77.

On top of low prices, Advance Auto Parts offers 4 different trusted brands of Air- Fuel Ratio Sensors for the 2009 Mercury Mountaineer. We only sell parts from trusted brands like Motorcraft so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Air- Fuel Ratio Sensors stock in-person!

Air- Fuel Ratio Sensors for Your 2009 Mercury Mountaineer

Motorcraft – Motorcraft Oxygen Sensor (Part No.C5010948703MTR)

Motorcraft Oxygen Sensor

from

$86.60
The complete line of Motorcraft sensors and emission components is recommended by Ford Motor Company exclusively for use in Ford and Lincoln vehicles. Motorcraft oxygen sensors are designed for maximum performance.

Product Features:
  • Same components used in the factory
  • Units come ready to plug and play, with no need for modifications
  • OE connectors and wire lengths
  • Tight tolerance ranges help minimize repeat repairs and false Check Engine warnings
  • Designed to help provide optimal performance and fuel economy
  • OE enhancements are included in the most current designs
  • Vehicle-specific coverage 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.
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Motorcraft – Motorcraft Oxygen Sensor (Part No.C5010165002MTR)

Motorcraft Oxygen Sensor

from

$110.77
The complete line of Motorcraft sensors and emission components is recommended by Ford Motor Company exclusively for use in Ford and Lincoln vehicles. Motorcraft oxygen sensors are designed for maximum performance.

Product Features:
  • Same components used in the factory
  • Units come ready to plug and play, with no need for modifications
  • OE connectors and wire lengths
  • Tight tolerance ranges help minimize repeat repairs and false Check Engine warnings
  • Designed to help provide optimal performance and fuel economy
  • OE enhancements are included in the most current designs
  • Vehicle-specific coverage 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.
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Bosch – Bosch Oxygen Sensor (Part No.C501091453BOS)

Bosch Oxygen Sensor

from

$49.42
The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • OE Style connectors and wire lengths.
  • Base ceramic probe of Zirconium and Yttrium.
  • Patented Platinum Power Grid.
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DENSO – Universal Oxygen Sensor (Part No.C5010121226ND)

Universal Oxygen Sensor

from

$74.65
Denso Universal First Time Fit oxygen sensors are constructed of the highest quality materials available. High-quality stainless steel, porous polytetrafluoroethylene (PTFE), fluorine rubber, aluminum oxide, high-grade platinum and ceramics are used in each DENSO sensor. Denso First Time Fit oxygen sensors are coated with a special formulation of aluminum oxide to trap impurities outside of the ceramic element. In head-to-head testing against the leading competitors, DENSO oxygen sensors were rated two times more resistant to silicone and lead poisoning.

Product Features:
  • SUPERIOR DESIGN – Maximizes engine performance and fuel efficiency while reducing harmful emissions.
  • DOUBLE-PROTECTION COVER – Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
  • ALUMINUM-OXIDE TRAP LAYER – Keeps silicone and lead outside the ceramic element through DENSO’s exclusive design, preventing damage to the platinum electrode.
  • STAINLESS STEEL HOUSING – Resists corrosion and contamination with a rugged, watertight body.
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Walker – Walker Oxygen Sensor (Part No.C5010381149WKR)

Walker Oxygen Sensor

from

$69.99
Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet and exceed all original equipment specification and test requirements.

Product Features:
  • Improved Engine Response and Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications 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
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FAQs for 2009 Mercury Mountaineer Air- Fuel Ratio Sensors

What are the most popular Air- Fuel Ratio Sensors for the 2009 Mercury Mountaineer?

With 4 brands you can trust, our most popular Air- Fuel Ratio Sensors for the 2009 Mercury Mountaineer parts are:
Motorcraft Oxygen Sensor
from $86.60
This product is not rated
Motorcraft Oxygen Sensor
Air- Fuel Ratio Sensors
Motorcraft Oxygen Sensor
from $110.77
This product is not rated
Motorcraft Oxygen Sensor
Air- Fuel Ratio Sensors
Bosch Oxygen Sensor
from $49.42
This product is not rated
Bosch Oxygen Sensor
Air- Fuel Ratio Sensors