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2003 Ford Focus Oxygen Sensor

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Denso Oxygen Sensor - Front
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(Read reviews)
Retail Price:
$62.95
Sale Price: $43.48
(2) In Stock
Part Number: W0133-1617774
Notes: OE Connector
Product Remark: w/ 18.90"Wiring Harness
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
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Denso Oxygen Sensor - Rear
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(Read reviews)
Retail Price:
$63.25
Sale Price: $45.48
(4) In Stock
Part Number: W0133-1937808
Notes: OE Connector
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
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus VIN: 5 

Denso Oxygen Sensor - Rear
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(Read reviews)
Retail Price:
$63.25
Sale Price: $43.48
(1) In Stock
Part Number: W0133-1617670
Notes: OE Connector
Product Remark: w/ 10.6"Wiring Harness
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
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus VIN: 5 

Denso Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $90.33
(>35) In Stock
Part Number: 5420-05205429
Notes: OE Style -- Location: After Cat; O.E. Quality Replacement Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Denso Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $80.33
(>35) In Stock
Part Number: 5420-05205428
Notes: OE Style -- Location: In Catalyst; O.E. Quality Replacement Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Denso Oxygen Sensor - Upstream
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(Read reviews)
Sale Price: $38.33
(>35) In Stock
Part Number: 5420-05169384
Notes: OE Style -- Location: Manifold; O.E. Quality Replacement Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Denso Oxygen Sensor - Downstream
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Denso 234-4609
Oxygen Sensor
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Sale Price: $29.33
(>35) In Stock
Part Number: 5420-05051642
Notes: OE Style -- O.E. Quality Replacement Sensor
Features:
  • Designed to detect the amount of oxygen in the exhaust system
  • Constructed from high quality material
  • Features double protection layer, aluminum oxide trap layer, PTFE filter and stainless steel housing
  • Manufactured with precision to meet OE standards
  • Easy installation
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl SOHC 

Denso Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $44.33
(>35) In Stock
Part Number: 5420-05051641
Notes: OE Style -- O.E. Quality Replacement Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl DOHC 

Denso Oxygen Sensor - Upstream
Click to Enlarge
Denso 234-4045
Oxygen Sensor
Close
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Sale Price: $28.33
(>35) In Stock
Part Number: 5420-05051551
Notes: OE Style -- O.E. Quality Replacement Sensor
Features:
  • Designed to detect the amount of oxygen in the exhaust system
  • Constructed from high quality material
  • Features double protection layer, aluminum oxide trap layer, PTFE filter and stainless steel housing
  • Manufactured with precision to meet OE standards
  • Easy installation
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl DOHC 
• 2003 Ford Focus 2.0L 4 Cyl SOHC 

Denso Oxygen Sensor - Front
Click to Enlarge
(Read reviews)
Retail Price:
$66.02
Sale Price: $59.48
(1) In Stock
Part Number: W0133-1615260
Notes: Universal
Product Remark: 4-Wire
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
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Denso Oxygen Sensor - Downstream
Click to Enlarge
Denso 234-4210
Oxygen Sensor
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Sale Price: $39.33
(>35) In Stock
Part Number: 5420-05051630
Notes: Universal -- O.E. Quality Universal Replacement Sensor
Features:
  • Manufactured to the highest O.E. quality, guaranteed to fit right
  • Aluminum oxide trap, this extra layer helps to protect from silicone and lead poisoning
  • Stainless steel housing and porous Teflon filter all contribute to make a long life
  • Improved engine performance and greater fuel efficiency
  • Prevents premature sensor failure
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl DOHC 
• 2003 Ford Focus 2.0L 4 Cyl SOHC 

Bosch Oxygen Sensor - Front
Click to Enlarge
(Read reviews)
Retail Price:
$62.95
Sale Price: $30.48
(2) In Stock
Part Number: W0133-1617602
Notes: OE Connector
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Bosch Oxygen Sensor - Rear
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(Read reviews)
Retail Price:
$63.25
Sale Price: $30.48
(2) In Stock
Part Number: W0133-1617602
Notes: OE Connector
Detailed Notes: Can use sensor with longer wire harness, See Technical Information pages
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus VIN: 5 

Bosch Oxygen Sensor - Rear
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(Read reviews)
Retail Price:
$79.40
Sale Price: $30.48
(3) In Stock
Part Number: W0133-1615467
Notes: OE Connector
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Bosch Oxygen Sensor - Downstream
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Bosch 15718
Oxygen Sensor
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Sale Price: $30.98
(11) In Stock
Part Number: 5420-09020231
Notes: OE Style Oxygen Sensor -- Alternative fit 1; Bosch engineered/ manufactured
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl VIN: P 

Bosch Oxygen Sensor - Upstream
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Bosch 15718
Oxygen Sensor
Close
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Sale Price: $30.98
(11) In Stock
Part Number: 5420-09020231
Notes: OE Style Oxygen Sensor -- Alternative fit 1; Bosch engineered/ manufactured
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Bosch Oxygen Sensor - Downstream

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Bosch 15718
Oxygen Sensor
Close
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Sale Price: $46.98
(1) In Stock
Part Number: 5420-03405508
Notes: OE Style Oxygen Sensor -- Alternative fit 1; OE manufactured part
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: F
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl VIN: P 

Bosch Oxygen Sensor - Upstream

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Bosch 15718
Oxygen Sensor
Close
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Sale Price: $46.98
(1) In Stock
Part Number: 5420-03405508
Notes: OE Style Oxygen Sensor -- Alternative fit 1; OE manufactured part
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: F
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus 2.0L 4 Cyl VIN: 5 
• 2003 Ford Focus 2.0L 4 Cyl VIN: P 

Bosch Oxygen Sensor - Downstream
Click to Enlarge
Bosch 15719
Oxygen Sensor
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Sale Price: $31.98
(19) In Stock
Part Number: 5420-09119495
Notes: OE Style Oxygen Sensor -- Bosch engineered/ manufactured
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus 2.0L 4 Cyl VIN: 5 

Bosch Oxygen Sensor - Downstream
Click to Enlarge
Bosch 15717
Oxygen Sensor
Close
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Sale Price: $31.98
(34) In Stock
Part Number: 5420-09119494
Notes: OE Style Oxygen Sensor -- Bosch engineered/ manufactured; Exact fit
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl VIN: P 

Bosch Oxygen Sensor - Upstream
Click to Enlarge
Bosch 15717
Oxygen Sensor
Close
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Sale Price: $31.98
(34) In Stock
Part Number: 5420-09119494
Notes: OE Style Oxygen Sensor -- Bosch engineered/ manufactured; Exact fit
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Bosch Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $63.98
(2) In Stock
Part Number: 5420-09020242
Notes: OE Style Oxygen Sensor -- Bosch validated; Located After Primary Converter
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Bosch Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $39.98
(1) In Stock
Part Number: 5420-09020205
Notes: OE Style Oxygen Sensor -- Bosch validated; Located After Secondary Converter
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Bosch Oxygen Sensor - Upstream
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(Read reviews)
Sale Price: $55.33
(3) In Stock
Part Number: 5420-05267160
Notes: OE Style Oxygen Sensor -- Bosch validated; Located in Exhaust Manifold
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Bosch Oxygen Sensor - Downstream
Click to Enlarge
Bosch 15729
Oxygen Sensor
Close
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Sale Price: $37.98
(4) In Stock
Part Number: 5420-09020234
Notes: Universal Oxygen Sensor
Features:
  • Revolutionary patented submersible connection system protects against water and contamination and withstands the effects of extreme temperature and engine vibration
  • Special heat-resistant Posi-Lock connectors ensure easy installation
  • User-friendly instructions eliminate the need to call a hotline for assistance
  • Coated threads for easy installation
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Bosch Oxygen Sensor - Upstream
Click to Enlarge
Bosch 15729
Oxygen Sensor
Close
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Sale Price: $37.98
(4) In Stock
Part Number: 5420-09020234
Notes: Universal Oxygen Sensor
Features:
  • Revolutionary patented submersible connection system protects against water and contamination and withstands the effects of extreme temperature and engine vibration
  • Special heat-resistant Posi-Lock connectors ensure easy installation
  • User-friendly instructions eliminate the need to call a hotline for assistance
  • Coated threads for easy installation
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Delphi Oxygen Sensor - Center
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(Read reviews)
Sale Price: $80.33
(7) In Stock
Part Number: 5420-05168123
Notes: Oxygen Sensor -- Harness Length: 320 mm; Wrench Size: 7/8 in.
Position: Center
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Delphi Oxygen Sensor - Front
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Delphi ES20104
Oxygen Sensor
Close
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Sale Price: $32.33
(>35) In Stock
Part Number: 5420-05167985
Notes: Oxygen Sensor -- Wrench Size: 7/8 in.
Position: Front
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Sub Model Engine
• 2003 Ford Focus LX  2.0L 4 Cyl VIN: P 
• 2003 Ford Focus SE  2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus SE  2.0L 4 Cyl VIN: P 
• 2003 Ford Focus SVT  2.0L 4 Cyl VIN: 5 
• 2003 Ford Focus ZTS  2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus ZTW  2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus ZX3  2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus ZX5  2.0L 4 Cyl VIN: 3 

Delphi Oxygen Sensor - Front
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(Read reviews)
Sale Price: $51.33
(5) In Stock
Part Number: 5420-05167832
Notes: Oxygen Sensor -- Wrench Size: 7/8 in.
Position: Front
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Sub Model Engine
• 2003 Ford Focus LX  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus SE  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus ZTS  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus ZTW  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus ZX3  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus ZX5  2.3L 4 Cyl VIN: Z 

Delphi Oxygen Sensor - Rear
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Delphi ES20014
Oxygen Sensor
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Sale Price: $32.33
(>35) In Stock
Part Number: 5420-05167896
Notes: Oxygen Sensor -- Wrench Size: 7/8 in.
Position: Rear
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl VIN: P 

Delphi Oxygen Sensor - Rear
Click to Enlarge
(Read reviews)
Sale Price: $56.33
(17) In Stock
Part Number: 5420-05167830
Notes: Oxygen Sensor -- Wrench Size: 7/8 in.
Position: Rear
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Sub Model Engine
• 2003 Ford Focus LX  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus SE  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus ZTS  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus ZTW  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus ZX3  2.3L 4 Cyl VIN: Z 
• 2003 Ford Focus ZX5  2.3L 4 Cyl VIN: Z 

Delphi Oxygen Sensor - Rear
Click to Enlarge
(Read reviews)
Sale Price: $33.33
(>35) In Stock
Part Number: 5420-05167920
Notes: Oxygen Sensor -- Wrench Size: 7/8 in.; Actual OE Part
Position: Rear
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Sub Model Engine
• 2003 Ford Focus SE  2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus SVT  2.0L 4 Cyl VIN: 5 
• 2003 Ford Focus ZTS  2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus ZTW  2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus ZX3  2.0L 4 Cyl VIN: 3 
• 2003 Ford Focus ZX5  2.0L 4 Cyl VIN: 3 

Motorcraft Oxygen Sensor - Front
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(Read reviews)
Retail Price:
$62.95
Sale Price: $42.48
(1) In Stock
Part Number: W0133-1766856
Notes: OE Connector
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Motorcraft Oxygen Sensor - Rear
Click to Enlarge
(Read reviews)
Retail Price:
$63.25
Sale Price: $42.48
(1) In Stock
Part Number: W0133-1775854
Notes: OE Connector
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus VIN: 5 

Motorcraft Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $42.33
(8) In Stock
Part Number: 5420-05047952
Notes: Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl SOHC 

Motorcraft Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $52.33
(4) In Stock
Part Number: 5420-05047957
Notes: Oxygen Sensor
Features:
  • Measures the amount of oxygen in the exhaust stream
  • Ensures long lasting durability
  • Reliable performance
  • Offers superior quality life
  • Resists corrosion and abrasion
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl DOHC 

Motorcraft Oxygen Sensor - Upstream Front
Click to Enlarge
Motorcraft DY-1040
Oxygen Sensor
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Sale Price: $42.33
(>35) In Stock
Part Number: 5420-05047935
Notes: Oxygen Sensor
Features:
  • Measures the amount of oxygen in the exhaust stream
  • Ensures long lasting durability
  • Reliable performance
  • Offers superior quality life
  • Resists corrosion and abrasion
Position: Upstream Front
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Motorcraft Oxygen Sensor - Upstream Front
Click to Enlarge
(Read reviews)
Sale Price: $62.33
(3) In Stock
Part Number: 5420-05047937
Notes: Oxygen Sensor
Features:
  • Measures the amount of oxygen in the exhaust stream
  • Ensures long lasting durability
  • Reliable performance
  • Offers superior quality life
  • Resists corrosion and abrasion
Position: Upstream Front
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Motorcraft Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $85.33
(1) In Stock
Part Number: 5420-05048039
Notes: Oxygen Sensor -- 1R3A-9G444-CB; Located In Pipe, Bottom Of Converter
Features:
  • Measures the amount of oxygen in the exhaust stream
  • Ensures long lasting durability
  • Reliable performance
  • Offers superior quality life
  • Resists corrosion and abrasion
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Motorcraft Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $90.33
(6) In Stock
Part Number: 5420-05047932
Notes: Oxygen Sensor -- Located In Converter
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

NGK Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $38.98
(6) In Stock
Part Number: 5420-09082282
Notes: OE Type Oxygen Sensor -- Attaches Below Heat Shield After Catalyst; B1S3; OE MFR: NTK
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

NGK Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $58.98
(6) In Stock
Part Number: 5420-09082334
Notes: OE Type Oxygen Sensor -- Attaches Through Heat Shield in Catalyst; B1S2; OE MFR: NTK
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

NGK Oxygen Sensor - Upstream
Click to Enlarge
NGK 22060
Oxygen Sensor
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Sale Price: $32.98
(>35) In Stock
Part Number: 5420-09082300
Notes: OE Type Oxygen Sensor -- B1S1; OE MFR: NTK
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

NGK Oxygen Sensor - Downstream
Click to Enlarge
NGK 22500
Oxygen Sensor
Close
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Sale Price: $33.98
(>35) In Stock
Part Number: 5420-09082339
Notes: OE Type Oxygen Sensor -- B1S2; OE MFR: NTK
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl SOHC 

NGK Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $39.98
(3) In Stock
Part Number: 5420-09082325
Notes: OE Type Oxygen Sensor -- B1S2; OE MFR: NTK
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl DOHC 

NGK Oxygen Sensor - Upstream
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(Read reviews)
Sale Price: $50.98
(4) In Stock
Part Number: 5420-09082335
Notes: OE Type Oxygen Sensor -- Located in Manifold; B1S1; OE MFR: NTK
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Walker Products Oxygen Sensor - Center
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(Read reviews)
Retail Price:
$140.18
Sale Price: $61.48
(1) In Stock
Part Number: W0133-1895953
Notes: OE Connector
Position: Center
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Walker Products Oxygen Sensor - Front
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(Read reviews)
Retail Price:
$63.80
Sale Price: $57.48
(1) In Stock
Part Number: W0133-1894371
Notes: OE Connector
Features:
  • Improved Engine Response & Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Walker Products Oxygen Sensor - Rear
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(Read reviews)
Retail Price:
$79.40
Sale Price: $44.48
(1) In Stock
Part Number: W0133-1916882
Notes: OE Connector
Features:
  • Improved Engine Response & Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

NTK Oxygen Sensor - Front
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(Read reviews)
Retail Price:
$66.02
Sale Price: $59.48
(1) In Stock
Part Number: W0133-1808860
Notes: OE Connector
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

NTK Oxygen Sensor - Front
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(Read reviews)
Retail Price:
$96.31
Sale Price: $86.48
(1) In Stock
Part Number: W0133-1817852
Notes: OE Connector
Features:
  • 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 NTKs premier technical ceramics
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

NTK Oxygen Sensor - Rear
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(Read reviews)
Retail Price:
$131.40
Sale Price: $65.48
(1) In Stock
Part Number: W0133-1842543
Notes: OE Connector
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Standard Motor Products Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $57.33
(1) In Stock
Part Number: 5420-05064190
Notes: Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl SOHC 

Standard Motor Products Oxygen Sensor - Upstream
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(Read reviews)
Sale Price: $40.33
(6) In Stock
Part Number: 5420-05064197
Notes: Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Standard Motor Products Oxygen Sensor
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Standard Motor Products SG300
Oxygen Sensor
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Sale Price: $50.33
(3) In Stock
Part Number: 5420-05064273
Notes: Oxygen Sensor -- Universal Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle
• 2003 Ford Focus

Standard Motor Products Oxygen Sensor
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Standard Motor Products SG300
Oxygen Sensor
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Sale Price: $50.33
(3) In Stock
Part Number: 5420-05064273
Notes: Oxygen Sensor -- Universal Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle
• 2003 Ford Focus

ACERA Oxygen Sensor - Rear
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(Read reviews)
Retail Price:
$63.25
Sale Price: $39.48
(1) In Stock
Part Number: W0133-2035194
Notes: OE Connector
Product Remark: Gunmetal/Bronze Housing
Features:
  • Premium OE Connector
  • Premium stainless steel body protecting against extreme heat and corrosion
  • Double layer protection for added durability and long life
  • Monolithic ceramic element allowing faster operating temperature
  • Aluma element surface minimizing thermal variation
  • Aluma protection layer that protects the sensor catalyst from harmful gas
  • Isolated circuitry that reduces signal noise
  • Patented Zirconium Oxide (ZrO2) material
  • 100% inspection and testing of p
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus VIN: 5 

ACERA Oxygen Sensor - Rear
Click to Enlarge
(Read reviews)
Retail Price:
$63.25
Sale Price: $39.48
(1) In Stock
Part Number: W0133-1969669
Notes: OE Connector
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus VIN: 5 

ACERA Oxygen Sensor - Front
Click to Enlarge
(Read reviews)
Retail Price:
$62.95
Sale Price: $39.48
(1) In Stock
Part Number: W0133-2035194
Notes: OE Connector
Product Remark: Gunmetal/Bronze Housing
Features:
  • Premium OE Connector
  • Premium stainless steel body protecting against extreme heat and corrosion
  • Double layer protection for added durability and long life
  • Monolithic ceramic element allowing faster operating temperature
  • Aluma element surface minimizing thermal variation
  • Aluma protection layer that protects the sensor catalyst from harmful gas
  • Isolated circuitry that reduces signal noise
  • Patented Zirconium Oxide (ZrO2) material
  • 100% inspection and testing of p
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

ACERA Oxygen Sensor - Front
Click to Enlarge
(Read reviews)
Retail Price:
$62.95
Sale Price: $39.48
(1) In Stock
Part Number: W0133-1969669
Notes: OE Connector
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

AC Delco Oxygen Sensor - Downstream
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(Read reviews)
Sale Price: $48.33
(10) In Stock
Part Number: 5420-05404813
Notes: Professional
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl VIN: 3 FI Naturally Aspirated GAS 
• 2003 Ford Focus 2.0L 4 Cyl VIN: 5 FI Naturally Aspirated GAS 
• 2003 Ford Focus 2.0L 4 Cyl VIN: P FI Naturally Aspirated GAS 

Spectra Premium Oxygen Sensor - Upper
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(Read reviews)
Sale Price: $37.33
(7) In Stock
Part Number: 5420-05487993
Notes: Oxygen Sensor
Position: Upper
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Spectra Premium Oxygen Sensor - Upstream
Click to Enlarge
(Read reviews)
Sale Price: $37.33
(7) In Stock
Part Number: 5420-05487993
Notes: Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Spectra Premium Oxygen Sensor - Upstream
Click to Enlarge
(Read reviews)
Sale Price: $26.08
(17) In Stock
Part Number: 5420-05487625
Notes: Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

Spectra Premium Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $57.33
(5) In Stock
Part Number: 5420-05488009
Notes: Oxygen Sensor -- In Exhaust Pipe After CatalysT
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Spectra Premium Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $54.33
(8) In Stock
Part Number: 5420-05488042
Notes: Oxygen Sensor -- Located In Catalyst
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Spectra Premium Oxygen Sensor - Lower
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(Read reviews)
Sale Price: $54.33
(8) In Stock
Part Number: 5420-05488042
Notes: Oxygen Sensor -- With Blue Connector
Position: Lower
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl 

Walker Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $33.33
(>35) In Stock
Part Number: 5420-05239024
Notes: Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl VIN: 3 FI Naturally Aspirated GAS 
• 2003 Ford Focus 2.0L 4 Cyl VIN: 5 FI Naturally Aspirated GAS 
• 2003 Ford Focus 2.0L 4 Cyl VIN: P FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Center
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(Read reviews)
Sale Price: $70.33
(24) In Stock
Part Number: 5420-05239287
Notes: Oxygen Sensor
Position: Center
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl VIN: Z FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $44.33
(>35) In Stock
Part Number: 5420-05239291
Notes: Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl VIN: Z FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream
Click to Enlarge
(Read reviews)
Sale Price: $41.33
(32) In Stock
Part Number: 5420-05243471
Notes: Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.3L 4 Cyl VIN: Z FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream
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Walker 250-24302
Oxygen Sensor
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Sale Price: $37.33
(>35) In Stock
Part Number: 5420-05239142
Notes: Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl VIN: 3 FI Naturally Aspirated GAS 
• 2003 Ford Focus 2.0L 4 Cyl VIN: 5 FI Naturally Aspirated GAS 
• 2003 Ford Focus 2.0L 4 Cyl VIN: P FI Naturally Aspirated GAS 

Spectra Premium Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $27.33

Out of Stock
Part Number: 5420-05525951
Notes: Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Ford Focus 2.0L 4 Cyl 

4.9 stars - (113 Reviews)
Reviews
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Oxygen Sensor Reviews - 2003 Ford Focus
Bosch | 15719
 


I received the product sooner than expected and the car runs great! Thank you!


March 2nd, 2016 | Posted by Fast Shipping/Great Quality

Denso | 234-4045
 


Parts geek has been great with getting the parts I have ordered out to me quickly with no problems. I will continue to use them for most of my car part needs.


May 10th, 2014 | Posted by Focus Parts

Denso | 234-4045
 


Part shipped really fast. Good quality part, easy to find, easy to install.


February 9th, 2015 | Posted by Jazzy

Delphi | ES20104
 


great part that fitted my svt focus well (so many other parts places would have just given me a generic focus part that wouldnt have been good fit for my car )


October 10th, 2015 | Posted by David



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