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Replacement and OEM Parts for 2018 Ford Flex Oxygen Sensor

2018 Ford Flex Oxygen Sensor

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2018 Ford Flex
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Oxygen Sensors
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  • OEM 2018 Ford Flex Upper Oxygen Sensor Diagram - 8F9Z-9F472-H
    View Related Parts

    OEM (Genuine) 2018 Ford Flex Upper Oxygen Sensor

    PartNumber: 8F9Z-9F472-H
    OEM 2018 Ford Flex Upper Oxygen Sensor - 8F9Z-9F472-H
    Product Specifications
    • Notes: 3.5 Liter, W/Turbocharger, 2013-19; Flex; Upper; W/Turbo; From 12/23/10
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 8.6 x 7.9 x 7.6 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2018 Ford Flex Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5 L GAS
    $83.32 MSRP: $135.27
    You Save: $51.95 (39%)
  • Denso Air Fuel Ratio Sensor for 2018 Ford Flex - 234-5113

    Denso® Air Fuel Ratio Sensor for 2018 Ford Flex

    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: 2018 Ford Flex Air Fuel Ratio Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | All Trims | 6 Cyl 3.5L
    $63.44
  • Delphi Oxygen Sensor for 2018 Ford Flex - ES20409

    Delphi® Oxygen Sensor for 2018 Ford Flex

    PartNumber: ES20409
    Product Specifications
    • Notes: 56in Length
    • Connector Shape: Square
    • Overall Length: 13.8" (345 mm)
    • Position: Rear
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604217023
    • Wire Harness Length: 12.6" (315 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2018 Ford Flex Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    $47.05
  • Walker Products Wideband Premium Oxygen Sensor for 2018 Ford Flex - 250-25049

    Walker Products® Wideband Premium Oxygen Sensor for 2018 Ford Flex

    PartNumber: 250-25049
    Product Specifications
    • Notes: B2S1;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: 2018 Ford Flex Wideband Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    $91.50
  • OEM 2018 Ford Flex Lower Oxygen Sensor Diagram - BH6Z-9G444-A
    View Related Parts

    OEM (Genuine) 2018 Ford Flex Lower Oxygen Sensor

    PartNumber: BH6Z-9G444-A
    OEM 2018 Ford Flex Lower Oxygen Sensor - BH6Z-9G444-A
    Product Specifications
    • Notes: 3.5 Liter, W/Turbocharger, 2013-19; Flex; Lower; W/Turbo; Front
    • Location: Driver Side
    • Item Dimensions: 8.5 x 7.7 x 7.6 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2018 Ford Flex Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited, SE, SEL, Titanium | 6 Cyl 3.5 L GAS
    $75.89 MSRP: $125.45
    You Save: $49.56 (40%)
  • Denso Air Fuel Ratio Sensor for 2018 Ford Flex - 234-5175

    Denso® Air Fuel Ratio Sensor for 2018 Ford Flex

    PartNumber: 234-5175
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Female
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511122499
    • Wire Harness Length: 11.46" (291.1 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2018 Ford Flex Air Fuel Ratio Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | All Trims | 6 Cyl 3.5L
    $46.52
  • Walker Products Oxygen Sensor for 2018 Ford Flex - 350-35046

    Walker Products® Oxygen Sensor for 2018 Ford Flex

    PartNumber: 350-35046
    Product Specifications
    • Notes: Upstream; Front; B2S1;Upstream; Rear; 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: 2018 Ford Flex Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    $78.25
  • OEM 2018 Ford Flex Upper Oxygen Sensor Diagram - FB5Z-9F472-A
    View Related Parts

    OEM (Genuine) 2018 Ford Flex Upper Oxygen Sensor

    PartNumber: FB5Z-9F472-A
    OEM 2018 Ford Flex Upper Oxygen Sensor - FB5Z-9F472-A
    Product Specifications
    • Notes: 3.5 Liter, W/O Turbocharger, 2013-19; Flex; Upper; W/O Turbo; From 12/7/15
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 8.6 x 7.7 x 7.6 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2018 Ford Flex Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited, SE, SEL | 6 Cyl 3.5 L GAS
    $68.96 MSRP: $114.00
    You Save: $45.04 (40%)
  • Denso Oxygen Sensor for 2018 Ford Flex - 234-4491

    Denso® Oxygen Sensor for 2018 Ford Flex

    PartNumber: 234-4491
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511118775
    • Wire Harness Length: 17.48" (444 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Ford Flex Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | All Trims | 6 Cyl 3.5L
    $39.02
  • Walker Products Wideband Premium Oxygen Sensor for 2018 Ford Flex - 250-25122

    Walker Products® Wideband Premium Oxygen Sensor for 2018 Ford Flex

    PartNumber: 250-25122
    Product Specifications
    • Notes: B2S1;B1S1
    • Connector Gender: Female
    • Location: B1S1 Sensor
    • Overall Length: 11.81"(299.974 mm)
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620113451
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 8.66"(219.964 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2018 Ford Flex Wideband Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    • 2018 Ford Flex | SE | 6 Cyl 3.5L
    • 2018 Ford Flex | SEL | 6 Cyl 3.5L
    Show More
    $78.29
  • OEM 2018 Ford Flex Lower Oxygen Sensor Diagram - BA5Z-9G444-A
    View Related Parts

    OEM (Genuine) 2018 Ford Flex Lower Oxygen Sensor

    PartNumber: BA5Z-9G444-A
    OEM 2018 Ford Flex Lower Oxygen Sensor - BA5Z-9G444-A
    Product Specifications
    • Notes: 3.5 Liter, W/Turbocharger, 2013-19; Flex; Lower; W/Turbo; Rear
    • Location: Passenger Side
    • Item Dimensions: 8.6 x 7.9 x 7.9 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2018 Ford Flex Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited, SEL, Titanium | 6 Cyl 3.5 L GAS
    $52.02 MSRP: $86.00
    You Save: $33.98 (40%)
  • Denso Oxygen Sensor for 2018 Ford Flex - 234-4489

    Denso® Oxygen Sensor for 2018 Ford Flex

    PartNumber: 234-4489
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511118751
    • Wire Harness Length: 12.44" (316 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Ford Flex Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | All Trims | 6 Cyl 3.5L
    $33.33
  • Walker Products Oxygen Sensor for 2018 Ford Flex - 350-35128

    Walker Products® Oxygen Sensor for 2018 Ford Flex

    PartNumber: 350-35128
    Product Specifications
    • Notes: Upstream; Front; B2S1;Upstream; Rear; B1S1
    • Connector Gender: Female
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Location: B1S1
    • Overall Length: 11.81"
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620117657
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 8.66"
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2018 Ford Flex Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    • 2018 Ford Flex | SE | 6 Cyl 3.5L
    • 2018 Ford Flex | SEL | 6 Cyl 3.5L
    Show More
    $61.77
  • OEM 2018 Ford Flex Lower Oxygen Sensor Diagram - FL3Z-9G444-A
    View Related Parts

    OEM (Genuine) 2018 Ford Flex Lower Oxygen Sensor

    PartNumber: FL3Z-9G444-A
    OEM 2018 Ford Flex Lower Oxygen Sensor - FL3Z-9G444-A
    Product Specifications
    • Notes: 3.5 Liter, W/O Turbocharger, 2013-19; Flex; Lower; W/O Turbo; From 12/7/15
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 8.7 x 7.8 x 7.8 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2018 Ford Flex Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited, SE, SEL | 6 Cyl 3.5 L GAS
    $56.97 MSRP: $94.18
    You Save: $37.21 (40%)
  • Walker Products Premium Oxygen Sensor for 2018 Ford Flex - 250-24983

    Walker Products® Premium Oxygen Sensor for 2018 Ford Flex

    PartNumber: 250-24983
    Product Specifications
    • Notes: B2S2
    • Connector Gender: Female
    • Overall Length: 13.9"(353.06 mm)
    • Position: Downstream Rear
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620046155
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 10.35" (262.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Ford Flex Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    $40.51
  • Walker Products Premium Oxygen Sensor for 2018 Ford Flex - 250-24998

    Walker Products® Premium Oxygen Sensor for 2018 Ford Flex

    PartNumber: 250-24998
    Product Specifications
    • Notes: B1S2
    • Connector Gender: Female
    • Overall Length: 18.82"(478.028 mm)
    • Position: Downstream Rear
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620046971
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 15.28"(388.112 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Ford Flex Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    $39.68
  • Walker Products Oxygen Sensor for 2018 Ford Flex - 350-34001

    Walker Products® Oxygen Sensor for 2018 Ford Flex

    PartNumber: 350-34001
    Product Specifications
    • Notes: Downstream; Rear; B1S2
    • Connector Gender: Female
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 18.82"
    • Position: Downstream Rear
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620088254
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 15.28"
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Ford Flex Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    $34.84
  • Walker Products Premium Oxygen Sensor for 2018 Ford Flex - 250-241185

    Walker Products® Premium Oxygen Sensor for 2018 Ford Flex

    PartNumber: 250-241185
    Product Specifications
    • Notes: B2S2;B1S2
    • Connector Gender: Female
    • Location: B1S2 Sensor
    • Overall Length: 18.70"(474.98 mm)
    • Position: Downstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620113598
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 15.74"(399.796 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Ford Flex Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    • 2018 Ford Flex | SE | 6 Cyl 3.5L
    • 2018 Ford Flex | SEL | 6 Cyl 3.5L
    Show More
    $30.03
  • Walker Products Oxygen Sensor for 2018 Ford Flex - 350-341014

    Walker Products® Oxygen Sensor for 2018 Ford Flex

    PartNumber: 350-341014
    Product Specifications
    • Notes: Downstream; Rear; B1S2;Downstream; Front; B2S2
    • Connector Gender: Female
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Location: B2S1
    • Overall Length: 18.70"
    • Position: Downstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620114557
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 15.74"
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Ford Flex Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    • 2018 Ford Flex | SE | 6 Cyl 3.5L
    • 2018 Ford Flex | SEL | 6 Cyl 3.5L
    Show More
    $26.50
  • Walker Products Oxygen Sensor for 2018 Ford Flex - 350-34361

    Walker Products® Oxygen Sensor for 2018 Ford Flex

    PartNumber: 350-34361
    Product Specifications
    • Notes: Downstream; Front; B2S2
    • Connector Gender: Female
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 13.9"
    • Position: Downstream Front
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620091773
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 10.35" (262.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Ford Flex Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | Limited | 6 Cyl 3.5L
    $32.34
  • Denso Oxygen Sensor for 2018 Ford Flex - 234-4966

    Denso® Oxygen Sensor for 2018 Ford Flex

    PartNumber: 234-4966
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • UPC: 042511122086
    • Wire Harness Length: 17.56" (446 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Ford Flex Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Ford Flex | All Trims | 6 Cyl 3.5L