< Back ×
My Vehicle Change Vehicle
2017 Ford Flex
< Back to View All
Oxygen Sensors
- Department
- Product Fit
- Brands
- Prices
OEM (Genuine) 2017 Ford Flex Upper Oxygen Sensor
PartNumber: 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: 2017 Ford Flex Upper Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5 L GAS
$88.65 MSRP:$146.55You Save: $57.90 (40%)
Denso® Air Fuel Ratio Sensor for 2017 Ford Flex
PartNumber: 234-5113Product 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: 2017 Ford Flex Air Fuel Ratio Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L
$63.44
Delphi® Oxygen Sensor for 2017 Ford Flex
PartNumber: ES20409Product 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: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$47.05
Walker Products® Wideband Premium Oxygen Sensor for 2017 Ford Flex
PartNumber: 250-25049Product 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: 2017 Ford Flex Wideband Premium Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$91.50
OEM (Genuine) 2017 Ford Flex Lower Oxygen Sensor
PartNumber: 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: 2017 Ford Flex Lower Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited, SE, SEL, Titanium | 6 Cyl 3.5 L GAS
$70.28 MSRP:$116.18You Save: $45.90 (40%)
NTK® OE Type Oxygen Sensor for 2017 Ford Flex
PartNumber: 22134Product Specifications- Notes: B2S2; OE MFR: NTK
- Mounting Type: Threaded
- Sensor Type: Heated
- Thread Diameter: 18.000
- Universal Or Specific Fit: Specific
- UPC: 087295221341
- Wire Quantity: 4
- Wiring Harness Length: 12.5000
- Part Description: 2017 Ford Flex OE Type Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L
$37.77
Denso® Air Fuel Ratio Sensor for 2017 Ford Flex
PartNumber: 234-5175Product 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: 2017 Ford Flex Air Fuel Ratio Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L
$46.52
Walker Products® Oxygen Sensor for 2017 Ford Flex
PartNumber: 350-35046Product 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: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$78.25
OEM (Genuine) 2017 Ford Flex Upper Oxygen Sensor
PartNumber: 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: 2017 Ford Flex Upper Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited, SE, SEL | 6 Cyl 3.5 L GAS
$67.53 MSRP:$111.64You Save: $44.11 (40%)
Denso® Oxygen Sensor for 2017 Ford Flex
PartNumber: 234-4491Product 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: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L
$39.02Walker Products® Wideband Premium Oxygen Sensor for 2017 Ford Flex
PartNumber: 250-25122Product Specifications- Notes: B1S1;B2S1
- 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: 2017 Ford Flex Wideband Premium Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SE | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$78.29OEM (Genuine) 2017 Ford Flex Lower Oxygen Sensor
PartNumber: 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: 2017 Ford Flex Lower Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited, SEL, Titanium | 6 Cyl 3.5 L GAS
$50.48 MSRP:$83.45You Save: $32.97 (40%)
Denso® Oxygen Sensor for 2017 Ford Flex
PartNumber: 234-4489Product 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: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L
$33.33
Walker Products® Oxygen Sensor for 2017 Ford Flex
PartNumber: 350-35128Product Specifications- Notes: Upstream; Rear; B1S1;Upstream; Front; B2S1
- 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: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SE | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$61.77
OEM (Genuine) 2017 Ford Flex Lower Oxygen Sensor
PartNumber: 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: 2017 Ford Flex Lower Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited, SE, SEL | 6 Cyl 3.5 L GAS
$56.97 MSRP:$94.18You Save: $37.21 (40%)Walker Products® Premium Oxygen Sensor for 2017 Ford Flex
PartNumber: 250-24983Product 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: 2017 Ford Flex Premium Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$40.51Walker Products® Premium Oxygen Sensor for 2017 Ford Flex
PartNumber: 250-24998Product 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: 2017 Ford Flex Premium Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$39.68
Walker Products® Oxygen Sensor for 2017 Ford Flex
PartNumber: 350-34001Product 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: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$34.84Walker Products® Premium Oxygen Sensor for 2017 Ford Flex
PartNumber: 250-241185Product Specifications- Notes: B1S2;B2S2
- 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: 2017 Ford Flex Premium Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SE | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$30.03
Walker Products® Oxygen Sensor for 2017 Ford Flex
PartNumber: 350-341014Product Specifications- Notes: Downstream; Front; B2S2;Downstream; Rear; B1S2
- 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: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SE | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$27.90
Walker Products® Oxygen Sensor for 2017 Ford Flex
PartNumber: 350-34361Product 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: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | Limited | 6 Cyl 3.5L
- 2017 Ford Flex | SEL | 6 Cyl 3.5L
$32.34NTK® OE Type Oxygen Sensor for 2017 Ford Flex
PartNumber: 22139Product Specifications- Notes: B1S2; OE MFR: NTK
- Mounting Type: Threaded
- Sensor Type: Heated
- Thread Diameter: 18.000
- Universal Or Specific Fit: Specific
- UPC: 087295221396
- Wire Quantity: 4
- Wiring Harness Length: 17.5000
- Part Description: 2017 Ford Flex OE Type Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L
$37.39
NTK® OE Type 5-Wire Wideband A/F Sensor for 2017 Ford Flex
PartNumber: 24348Product Specifications- Notes: B2S1; OE Equivalent Design;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: 2017 Ford Flex OE Type 5-Wire Wideband A/F Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L
$70.37
Spectra Premium® Oxygen Sensor for 2017 Ford Flex
PartNumber: OS5569Product Specifications- Connector Gender: Female
- Connector Shape: Oval
- Installation Type: Screw
- Overall Length: 14 3/16"
- Position: Passenger Side Lower
- Sensor Type: Heated - Zirconia
- Terminal Quantity: 4
- Thread: M18 X 1.5 mm
- UPC: 671607539547
- Wrench Size: 0.88" (22 mm)
- Part Description: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L
Spectra Premium® Oxygen Sensor for 2017 Ford Flex
PartNumber: OS6115Product Specifications- Connector Gender: Female
- Connector Shape: Rectangular
- Installation Type: Screw
- OE Part Number: BA5Z9G444A
- Overall Length: 18.5" (469.9 mm)
- Position: Downstream Passenger Side
- UPC: 671607568806
- Part Description: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L
Denso® Oxygen Sensor for 2017 Ford Flex
PartNumber: 234-4966Product 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: 2017 Ford Flex Oxygen Sensor
Vehicle Fitment- 2017 Ford Flex | All Trims | 6 Cyl 3.5L