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2003 Infiniti M45 Oxygen Sensor

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NGK Oxygen Sensor - Upstream Left
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(Read reviews)
Sale Price: $75.98
(11) In Stock
Part Number: 6720-09082638
Notes: OE Type Oxygen Sensor -- B1S1; OE MFR: NTK
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

NGK Oxygen Sensor - Downstream Left
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(Read reviews)
Sale Price: $46.98
(20) In Stock
Part Number: 6720-09082639
Notes: OE Type Oxygen Sensor -- B1S2; OE MFR: NTK
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

NGK Oxygen Sensor - Upstream Right
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(Read reviews)
Sale Price: $46.98
(7) In Stock
Part Number: 6720-09082603
Notes: OE Type Oxygen Sensor -- B2S1; OE MFR: NTK
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

NGK Oxygen Sensor - Downstream Right
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(Read reviews)
Sale Price: $74.98
(9) In Stock
Part Number: 6720-09082643
Notes: OE Type Oxygen Sensor -- B2S2; OE MFR: NTK
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Bosch Oxygen Sensor - Left Lower
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Bosch W0133-1606465
Oxygen Sensor
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Retail Price:
$231.30
Sale Price: $49.48
(3) In Stock
Part Number: W0133-1606465
Notes: OE Connector
Position: Left Lower
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle
• 2003 Infiniti M45

Bosch Oxygen Sensor - Left Upper
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(Read reviews)
Retail Price:
$219.80
Sale Price: $49.48
(1) In Stock
Part Number: W0133-1724980
Notes: OE Connector
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.
  • Fine particle filter. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
Position: Left Upper
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle
• 2003 Infiniti M45

Bosch Oxygen Sensor - Right Lower
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(Read reviews)
Retail Price:
$231.30
Sale Price: $86.48
(1) In Stock
Part Number: W0133-1606751
Notes: OE Connector
Position: Right Lower
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle
• 2003 Infiniti M45

Bosch Oxygen Sensor - Downstream Left
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Bosch 15525
Oxygen Sensor
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Sale Price: $52.33
(>35) In Stock
Part Number: 6720-05020812
Notes: OE Style Oxygen Sensor -- Bosch engineered/ manufactured
Features:
  • Designed to determine the oxygen content of the exhaust gas
  • Improves fuel economy and lowers emission
  • Includes three OE heated wires
  • Advanced ceramic technology for consistent performance and long life
  • Features a Platinum Power-Grid that produces a precise voltage signal for the engine ECU
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Bosch Oxygen Sensor - Upstream Left
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Sale Price: $51.33
(6) In Stock
Part Number: 6720-05110447
Notes: OE Style Oxygen Sensor -- Bosch engineered/ manufactured
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Bosch Oxygen Sensor - Upstream Right
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Bosch 15525
Oxygen Sensor
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Sale Price: $52.33
(>35) In Stock
Part Number: 6720-05020812
Notes: OE Style Oxygen Sensor -- Bosch engineered/ manufactured
Features:
  • Designed to determine the oxygen content of the exhaust gas
  • Improves fuel economy and lowers emission
  • Includes three OE heated wires
  • Advanced ceramic technology for consistent performance and long life
  • Features a Platinum Power-Grid that produces a precise voltage signal for the engine ECU
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Bosch Oxygen Sensor - Downstream Right
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Sale Price: $89.98
(1) In Stock
Part Number: 6720-09020178
Notes: OE Style Oxygen Sensor -- Bosch validated
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Bosch Oxygen Sensor - Downstream Left
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Bosch 15730
Oxygen Sensor
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Sale Price: $37.98
(8) In Stock
Part Number: 6720-09020235
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 Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Bosch Oxygen Sensor - Downstream Right
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Bosch 15730
Oxygen Sensor
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Sale Price: $37.98
(8) In Stock
Part Number: 6720-09020235
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 Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Bosch Oxygen Sensor - Upstream Left
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Bosch 15730
Oxygen Sensor
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Sale Price: $37.98
(8) In Stock
Part Number: 6720-09020235
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 Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Bosch Oxygen Sensor - Upstream Right
Click to Enlarge
Bosch 15730
Oxygen Sensor
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Sale Price: $37.98
(8) In Stock
Part Number: 6720-09020235
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 Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Denso Oxygen Sensor - Downstream Left
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Denso 234-4301
Oxygen Sensor
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Sale Price: $63.33
(>35) In Stock
Part Number: 6720-05169356
Notes: OE Style -- O.E. Quality Replacement Sensor
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Denso Oxygen Sensor - Downstream Right
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Denso 234-4312
Oxygen Sensor
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Sale Price: $79.33
(>35) In Stock
Part Number: 6720-05169362
Notes: OE Style -- O.E. Quality Replacement Sensor
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Denso Oxygen Sensor - Downstream Right
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(Read reviews)
Sale Price: $147.33
with FREE Shipping
(28) In Stock
Part Number: 6720-05211534
Notes: OE Style -- O.E. Quality Replacement Sensor
Position: Downstream Right
Condition: New

Shipping Options:
Free Ground Shipping
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 VK45DE FI Naturally Aspirated GAS 

Denso Oxygen Sensor - Upstream Left
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Denso 234-4308
Oxygen Sensor
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Sale Price: $58.33
(>35) In Stock
Part Number: 6720-05169358
Notes: OE Style -- O.E. Quality Replacement Sensor
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Denso Oxygen Sensor - Upstream Right
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Denso 234-4296
Oxygen Sensor
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Sale Price: $50.33
(>35) In Stock
Part Number: 6720-05169354
Notes: OE Style -- O.E. Quality Replacement Sensor
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Denso Oxygen Sensor - Downstream Left
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Denso 234-4210
Oxygen Sensor
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Sale Price: $39.33
(>35) In Stock
Part Number: 6720-05051630
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 Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Denso Oxygen Sensor - Downstream Right
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Denso 234-4210
Oxygen Sensor
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Sale Price: $39.33
(>35) In Stock
Part Number: 6720-05051630
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 Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

NTK Oxygen Sensor - Left Upper
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(Read reviews)
Retail Price:
$219.80
Sale Price: $146.48
(1) In Stock
Part Number: W0133-1893290
Notes: OE Connector
Position: Left Upper
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Warehouse: A
Vehicle
• 2003 Infiniti M45

NTK Oxygen Sensor - Right Lower
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(Read reviews)
Retail Price:
$231.30
Sale Price: $146.48
(2) In Stock
Part Number: W0133-1893240
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: Right Lower
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Warehouse: A
Vehicle
• 2003 Infiniti M45

NTK Oxygen Sensor - Right Upper
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NTK W0133-1893691
Oxygen Sensor
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Retail Price:
$223.95
Sale Price: $79.48
(1) In Stock
Part Number: W0133-1893691
Notes: OE Connector - At Exhaust Manifold Outlet
Position: Right Upper
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Warehouse: A
Vehicle
• 2003 Infiniti M45

Walker Products Oxygen Sensor - Left Lower
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(Read reviews)
Retail Price:
$231.30
Sale Price: $69.48
(1) In Stock
Part Number: W0133-1919113
Notes: OE Connector
Features:
  • Improved Engine Response & Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications
Position: Left Lower
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle
• 2003 Infiniti M45

Walker Products Oxygen Sensor - Right Lower
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(Read reviews)
Retail Price:
$231.30
Sale Price: $72.48
(2) In Stock
Part Number: W0133-1893852
Notes: OE Connector
Position: Right Lower
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle
• 2003 Infiniti M45

Walker Products Oxygen Sensor - Right Upper
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(Read reviews)
Retail Price:
$223.95
Sale Price: $72.48
(1) In Stock
Part Number: W0133-1894079
Notes: OE Connector - At Exhaust Manifold Outlet
Features:
  • Improved Engine Response & Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications
Position: Right Upper
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle
• 2003 Infiniti M45

AC Delco Oxygen Sensor - Downstream Left
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Sale Price: $100.33
(1) In Stock
Part Number: 6720-05404917
Notes: Professional
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 VK45DE FI Naturally Aspirated GAS 

Delphi Oxygen Sensor - Front Right
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(Read reviews)
Sale Price: $61.33
(>35) In Stock
Part Number: 6720-05167817
Notes: Oxygen Sensor -- Wrench Size: 7/8 in.
Position: Front Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle
• 2003 Infiniti M45

Delphi Oxygen Sensor - Rear Right
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(Read reviews)
Sale Price: $60.33
(>35) In Stock
Part Number: 6720-05168039
Notes: Oxygen Sensor -- Wrench Size: 7/8 in.; Actual OE Part
Position: Rear Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 

Delphi Oxygen Sensor - Rear Left
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Sale Price: $80.33
(12) In Stock
Part Number: 6720-05168096
Notes: Oxygen Sensor -- Wrench Size: 7/8 in.; Actual OE Part
Position: Rear Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle
• 2003 Infiniti M45

Spectra Premium Oxygen Sensor - Downstream Right
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(Read reviews)
Sale Price: $57.33
(4) In Stock
Part Number: 6720-05487945
Notes: Oxygen Sensor
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 FI Naturally Aspirated GAS 

Spectra Premium Oxygen Sensor - Upstream Right
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(Read reviews)
Sale Price: $43.33
(12) In Stock
Part Number: 6720-05487739
Notes: Oxygen Sensor
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 FI Naturally Aspirated GAS 

Spectra Premium Oxygen Sensor - Upstream
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(Read reviews)
Sale Price: $40.33
(6) In Stock
Part Number: 6720-05487987
Notes: Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 FI Naturally Aspirated GAS 

Standard Motor Products Oxygen Sensor - Left
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Standard Motor Products SG300
Oxygen Sensor
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Sale Price: $50.33
(3) In Stock
Part Number: 6720-05064273
Notes: Oxygen Sensor -- Universal Downstream
Position: Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle
• 2003 Infiniti M45

Standard Motor Products Oxygen Sensor - Right
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Standard Motor Products SG300
Oxygen Sensor
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Sale Price: $50.33
(3) In Stock
Part Number: 6720-05064273
Notes: Oxygen Sensor -- Universal Downstream
Position: Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle
• 2003 Infiniti M45

Walker Oxygen Sensor - Downstream Right
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(Read reviews)
Sale Price: $35.33
(>35) In Stock
Part Number: 6720-05239195
Notes: Oxygen Sensor
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 VK45DE FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Downstream Left
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Walker 250-24448
Oxygen Sensor
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Sale Price: $56.33
(>35) In Stock
Part Number: 6720-05239222
Notes: Oxygen Sensor
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 VK45DE FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Left
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(Read reviews)
Sale Price: $50.33
(>35) In Stock
Part Number: 6720-05239224
Notes: Oxygen Sensor
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 VK45DE FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Right
Click to Enlarge
(Read reviews)
Sale Price: $47.33
(>35) In Stock
Part Number: 6720-05239226
Notes: Oxygen Sensor
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2003 Infiniti M45 4.5L V8 VK45DE FI Naturally Aspirated GAS 

Standard Motor Products Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $96.90

Out of Stock
Part Number: 6720-07041422
Notes: Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: C
Vehicle
• 2003 Infiniti M45

Standard Motor Products Oxygen Sensor - Left
Click to Enlarge
(Read reviews)
Sale Price: $96.90

Out of Stock
Part Number: 6720-07041422
Notes: Oxygen Sensor
Position: Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: C
Vehicle
• 2003 Infiniti M45

Standard Motor Products Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Sale Price: $91.33

Out of Stock
Part Number: 6720-05185786
Notes: Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle
• 2003 Infiniti M45

Standard Motor Products Oxygen Sensor - Left
Click to Enlarge
(Read reviews)
Sale Price: $91.33

Out of Stock
Part Number: 6720-05185786
Notes: Oxygen Sensor
Position: Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle
• 2003 Infiniti M45

4.8 stars - (55 Reviews)
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