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Replacement and OEM Parts for 2009 Mercury Mariner Oxygen Sensor

2009 Mercury Mariner Oxygen Sensor

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2009 Mercury Mariner
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Oxygen Sensors
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  • OEM (Genuine) 2009 Mercury Mariner Lower Oxygen Sensor

    PartNumber: GU2Z-9G444-A
    OEM 2009 Mercury Mariner Lower Oxygen Sensor - GU2Z-9G444-A
    Product Specifications
    • Notes: 2009-11; Escape, Mariner; 3.0l; Upstream;Escape, Mariner; Lower
    • Item Dimensions: 0.2 x 7.9 x 9.5 inches
    • Item Weight: 0.60 Pounds
    • Replaces: DY-649, DY-1034, F6DZ-9G444-AA, DY-1040, DY-1058, DY-1060, F1SZ-9F472-B, F1TZ-9F472-A, DY-1038, F4DZ-9F472-B, 5C5Z-9F472-AA, F1SZ-9F472-A, F85Z-9G444-E, DY-1093, DY-1053, DY-1089, DY-1081, 1R3Z-9G444-AA, 1R3Z-9G444-BA, 6E5Z-9G444-AA, 5W6Z-9G444-BA, 5W6Z-9G444-AA, 5F9Z-9G444-BA, XR3Z-9G444-HA, F78Z-9F472-BA, XR3Z-9G444-EA, 6L7Z-9F472-BA, 5C5Z-9F472-BA, XC2Z-9F472-AA, F3UZ-9F472-A, F77Z-9F472-BA, F7RZ-9G444-BA, DY-1063, DY-1005, F6DZ-9G444-B, F75Z-9G444-BA, F5UZ-9F472-A, F4UZ-9F472-A, DY-761, DY-800, F88Z-9F472-BA, F85Z-9G444-AB, DY-831, DY-1091, F4SZ-9F472-D, F4DZ-9F472-A, F78Z-9F472-AA, F5WZ-9F472-BA, DY-1086, DY-703, F4ZZ-9F472-C, F4SZ-9F472-A, F6DZ-9G444-EA, F5MZ-9F472-AA, F8RZ-9G444-BB, XR3Z-9G444-BB, DY-1087, XC2Z-9F472-BA, DY-832, DY-1039, DY-1057, DY-1104, DY-661, DY-731, F75Z-9G444-AA, XR3Z-9G444-JA, F88Z-9F472-AA, F85Z-9G444-AA, F88Z-9F472-AB, F5AZ-9G444-B, FOTZ-9F472-A
    • Part Description: 2009 Mercury Mariner Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Base, Convenience, Hybrid, Luxury, Premier | 4 Cyl 2.3 L ELECTRIC/GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L ELECTRIC/GAS, 6 Cyl 3.0 L GAS
    $50.59 MSRP: $83.64
    You Save: $33.05 (40%)
  • Denso Air Fuel Ratio Sensor for 2009 Mercury Mariner - 234-5113

    Denso® Air Fuel Ratio Sensor for 2009 Mercury Mariner

    PartNumber: 234-5113
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Male
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511116078
    • Wire Harness Length: 16.73" (424.9 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2009 Mercury Mariner Air Fuel Ratio Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $63.44
  • OEM (Genuine) 2009 Mercury Mariner Upper Oxygen Sensor

    PartNumber: 8F9Z-9F472-B
    OEM 2009 Mercury Mariner Upper Oxygen Sensor - 8F9Z-9F472-B
    Product Specifications
    • Notes: 2009-11; Escape, Mariner; Upper
    • Item Dimensions: 8.7 x 7.9 x 7.7 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2009 Mercury Mariner Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Base, Hybrid, Premier | 4 Cyl 2.3 L ELECTRIC/GAS, 4 Cyl 2.5 L ELECTRIC/GAS, 4 Cyl 2.5 L GAS
    $93.05 MSRP: $153.82
    You Save: $60.77 (40%)
  • Delphi Oxygen Sensor for 2009 Mercury Mariner - ES20064

    Delphi® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: ES20064
    Product Specifications
    • Notes: 19in Length
    • Connector Shape: Round
    • OE Part Number: F1UZ9F472C, OE No F09Z9F472C, OE No F0TZ9F472C, F0TZ9F472C, F0UZ9F472C, F3UZ9F472C, OE No F1UZ9F472C
    • Position: Front
    • Sensor Type: Heated
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • Thread: 18 x 1.5 mm
    • UPC: 689604145807
    • Wire Harness Length: 20" (500 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Premier | 6 Cyl 3.0L
    • 2009 Mercury Mariner | Base | 6 Cyl 3.0L
    • 2009 Mercury Mariner | Base | 4 Cyl 2.5L
    • 2009 Mercury Mariner | Premier | 4 Cyl 2.5L
    Show More
    $36.67
  • Spectra Premium Oxygen Sensor for 2009 Mercury Mariner - OS5133

    Spectra Premium® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: OS5133
    Product Specifications
    • Notes: Bank 2 Sensor 1;Bank 1 Sensor 1
    • Connector Gender: Male
    • Connector Shape: Round
    • Installation Type: Screw
    • Overall Length: 16 1/2"
    • Position: Upstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607156157
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    $24.16
  • Walker Products Wideband Premium Oxygen Sensor for 2009 Mercury Mariner - 250-25049

    Walker Products® Wideband Premium Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 250-25049
    Product Specifications
    • Notes: B1S1
    • Connector Gender: Male
    • Overall Length: 22.76"(578.104 mm)
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620029875
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 19.21"(487.934 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2009 Mercury Mariner Wideband Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $91.50
  • Denso Universal Fit Oxygen Sensor for 2009 Mercury Mariner - 234-4210

    Denso® Universal Fit Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 234-4210
    Product Specifications
    • Notes: OE Quality Universal Replacement Sensor
    • Installation Type: Screw
    • O2 Sensor Configuration: Universal
    • OE Part Number: 56041213AF, 56041212AE, 56041212AF, 56041213AFAA, 56041676AA
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511142107
    • Wire Harness Length: 11.77" (299 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Universal Fit Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $40.02
  • NTK OE Type Oxygen Sensor for 2009 Mercury Mariner - 22009

    NTK® OE Type Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 22009
    Product Specifications
    • Notes: B1S2; OE MFR: NTK
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295220092
    • Wire Quantity: 4
    • Wiring Harness Length: 18.0000
    • Part Description: 2009 Mercury Mariner OE Type Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $29.46
  • OEM (Genuine) 2009 Mercury Mariner Upper Oxygen Sensor

    PartNumber: 5L8Z-9F472-BA
    OEM 2009 Mercury Mariner Upper Oxygen Sensor - 5L8Z-9F472-BA
    Product Specifications
    • Notes: 2.5 Liter; Escape, Mariner; 2.5l; Upstream
    • Item Dimensions: 8.5 x 7.8 x 7.7 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2009 Mercury Mariner Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Base, Convenience, Hybrid, Premier | 4 Cyl 2.3 L ELECTRIC/GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
    $48.44 MSRP: $77.27
    You Save: $28.83 (38%)
  • Delphi Oxygen Sensor for 2009 Mercury Mariner - ES20104

    Delphi® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: ES20104
    Product Specifications
    • Notes: 20in Length
    • Connector Shape: Round
    • Position: Front
    • Sensor Type: Heated
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • Thread: 18 x 1.5 mm
    • UPC: 689604145913
    • Wire Harness Length: 16" (400 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Base | 4 Cyl 2.5L
    • 2009 Mercury Mariner | Premier | 4 Cyl 2.5L
    • 2009 Mercury Mariner | Base | 6 Cyl 3.0L
    • 2009 Mercury Mariner | Premier | 6 Cyl 3.0L
    Show More
    $35.98
  • Spectra Premium Oxygen Sensor for 2009 Mercury Mariner - OS5037

    Spectra Premium® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: OS5037
    Product Specifications
    • Notes: Bank 2 Sensor 2;Bank 1 Sensor 2
    • Connector Gender: Male
    • Connector Shape: Round
    • Installation Type: Screw
    • Overall Length: 17 7/8"
    • Position: Downstream Passenger Side
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607155815
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $21.82
  • Walker Products Oxygen Sensor for 2009 Mercury Mariner - 350-35046

    Walker Products® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 350-35046
    Product Specifications
    • Notes: Upstream; B1S1
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 22.76"
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620095122
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 19.21"
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $78.25
  • Denso Oxygen Sensor for 2009 Mercury Mariner - 234-4106

    Denso® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 234-4106
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Male
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511141063
    • Wire Harness Length: 10.63" (270 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    $35.67
  • OEM (Genuine) 2009 Mercury Mariner Upper Oxygen Sensor

    PartNumber: 5L8Z-9F472-AA
    OEM 2009 Mercury Mariner Upper Oxygen Sensor - 5L8Z-9F472-AA
    Product Specifications
    • Notes: 3.0 Liter, 2009-11
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 8.7 x 7.9 x 7.9 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2009 Mercury Mariner Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Base, Premier | 6 Cyl 3.0 L GAS
    $50.04 MSRP: $79.82
    You Save: $29.78 (38%)
  • Delphi Oxygen Sensor for 2009 Mercury Mariner - ES20316

    Delphi® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: ES20316
    Product Specifications
    • Notes: 14in Length
    • Connector Shape: Round
    • OE Part Number: OE No F09Z9F472A, OE No F0TZ9F472A, OE No F1SZ9F472A
    • Position: Front
    • Sensor Type: Heated
    • Terminal Quantity: 4
    • Thread: 18 x 1.5 mm
    • UPC: 689604188279
    • Wire Harness Length: 10.8" (270 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Premier | 6 Cyl 3.0L
    • 2009 Mercury Mariner | Base | 6 Cyl 3.0L
    • 2009 Mercury Mariner | Hybrid | 4 Cyl 2.5L
    Show More
    $35.27
  • Spectra Premium Oxygen Sensor for 2009 Mercury Mariner - OS5132

    Spectra Premium® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: OS5132
    Product Specifications
    • Notes: Bank 1 Sensor 2
    • Connector Gender: Male
    • Connector Shape: Round
    • Installation Type: Screw
    • Overall Length: 19 1/16"
    • Position: Downstream Driver Side
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607156140
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $13.75
  • Walker Products Premium Oxygen Sensor for 2009 Mercury Mariner - 250-24127

    Walker Products® Premium Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 250-24127
    Product Specifications
    • Notes: B1S2
    • Connector Gender: Male
    • OE Part Number: ZZR118861
    • Overall Length: 20.79"(528.066 mm)
    • Position: Downstream Driver Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620040115
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 17.24"(437.896 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $32.43
  • Denso Oxygen Sensor for 2009 Mercury Mariner - 234-4374

    Denso® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 234-4374
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Male
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511114135
    • Wire Harness Length: 15.39" (390.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $33.12
  • OEM (Genuine) 2009 Mercury Mariner Lower Oxygen Sensor

    PartNumber: 5L8Z-9G444-K
    OEM 2009 Mercury Mariner Lower Oxygen Sensor - 5L8Z-9G444-K
    Product Specifications
    • Notes: 2.5 Liter; Escape, Mariner; 2.5l; Downstream
    • Other Names: Lower Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.7 x 7.8 x 7.7 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2009 Mercury Mariner Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Base, Premier | 4 Cyl 2.5 L GAS
    $73.58 MSRP: $121.64
    You Save: $48.06 (40%)
  • Walker Products Premium Oxygen Sensor for 2009 Mercury Mariner - 250-24001

    Walker Products® Premium Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 250-24001
    Product Specifications
    • Notes: B1S2
    • Connector Gender: Male
    • Overall Length: 16.85"(427.99 mm)
    • Position: Downstream Driver Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620017766
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 13.31"(338.074 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $35.30
  • Denso Oxygen Sensor for 2009 Mercury Mariner - 234-4609

    Denso® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 234-4609
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Male
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • OE Part Number: Begins with 5W6Z
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511146099
    • Wire Harness Length: 18.11" (460 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $27.16
  • OEM (Genuine) 2009 Mercury Mariner Lower Oxygen Sensor

    PartNumber: 5L8Z-9G444-F
    OEM 2009 Mercury Mariner Lower Oxygen Sensor - 5L8Z-9G444-F
    Product Specifications
    • Notes: 3.0 Liter, 2009-11, Forward; Escape, Mariner; 3.0l; Downstream; Front
    • Item Dimensions: 8.7 x 7.9 x 8.0 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 5L8Z-9G444-H, 5L8Z-9G444-J
    • Part Description: 2009 Mercury Mariner Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Base, Luxury, Premier | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
    $52.24 MSRP: $86.36
    You Save: $34.12 (40%)
  • Walker Products Premium Oxygen Sensor for 2009 Mercury Mariner - 250-24301

    Walker Products® Premium Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 250-24301
    Product Specifications
    • Notes: B1S1
    • Connector Gender: Male
    • Location: B1S2 Sensor
    • Overall Length: 16.85"(427.99 mm)
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620041334
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 13.31"(338.074 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    $31.06
  • OEM (Genuine) 2009 Mercury Mariner Lower Oxygen Sensor

    PartNumber: 5L8Z-9G444-A
    OEM 2009 Mercury Mariner Lower Oxygen Sensor - 5L8Z-9G444-A
    Product Specifications
    • Notes: 3.0 Liter, 2009-11, Rearward; Escape, Mariner; 3.0l; Downstream; Rear
    • Other Names: Lower Oxygen Sensor, Rear Oxygen Sensor, Sensor
    • Item Dimensions: 8.5 x 7.8 x 7.9 inches
    • Item Weight: 0.70 Pounds
    • Replaces: 5L8Z-9G444-G, YL8Z-9G444-CA
    • Part Description: 2009 Mercury Mariner Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | Base, Luxury, Premier | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
    $53.67 MSRP: $88.73
    You Save: $35.06 (40%)
  • Walker Products Oxygen Sensor for 2009 Mercury Mariner - 350-34089

    Walker Products® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 350-34089
    Product Specifications
    • Notes: Downstream; Front;Downstream; B1S2;Downstream; Rear
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • OE Part Number: ZZR118861
    • Overall Length: 20.79"
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620089138
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 17.24"
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $24.93
  • Walker Products Oxygen Sensor for 2009 Mercury Mariner - 350-34316

    Walker Products® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 350-34316
    Product Specifications
    • Notes: Upstream; Front;Upstream; Rear;Upstream; B1S1
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 16.85"
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620091339
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 13.31"
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    $27.14
  • Walker Products Oxygen Sensor for 2009 Mercury Mariner - 350-34414

    Walker Products® Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 350-34414
    Product Specifications
    • Notes: Downstream; B1S2
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • OE Part Number: ZZR118861
    • Overall Length: 16.85"
    • Position: Downstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620092299
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 13.31"
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $26.53
  • NTK OE Type Oxygen Sensor for 2009 Mercury Mariner - 22012

    NTK® OE Type Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 22012
    Product Specifications
    • Notes: B1S1; OE MFR: NTK;B2S1; OE MFR: NTK
    • Installation Type: Screw
    • Location: B2S1
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream Driver Side
    • Thread Diameter: 0.71" (18 mm)
    • Wire Harness Length: 15.5" (393.7 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner OE Type Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    $32.32
  • NTK OE Type Oxygen Sensor for 2009 Mercury Mariner - 22500

    NTK® OE Type Oxygen Sensor for 2009 Mercury Mariner

    PartNumber: 22500
    Product Specifications
    • Notes: B1S2; OE MFR: NTK;B2S2; OE MFR: NTK
    • Installation Type: Screw
    • Location: B1S2
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • Wire Harness Length: 17" (431.8 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2009 Mercury Mariner OE Type Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 6 Cyl 3.0L
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $29.23
  • NTK OE Type 5-Wire Wideband A/F Sensor for 2009 Mercury Mariner - 24348

    NTK® OE Type 5-Wire Wideband A/F Sensor for 2009 Mercury Mariner

    PartNumber: 24348
    Product Specifications
    • Notes: B1S1; OE Equivalent Design
    • Location: B1S1
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.709" (18.01 mm)
    • Thread Length: 0.38" (9.65 mm)
    • Wire Harness Length: 20.8" (528.32 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2009 Mercury Mariner OE Type 5-Wire Wideband A/F Sensor
    More Info
    Vehicle Fitment
    • 2009 Mercury Mariner | All Trims | 4 Cyl 2.5L
    $70.37