Make/Model
Close X
Search by Make / Model

Get the Best Priced Infiniti QX4 Oxygen Sensor

Select Your Vehicle:
  • Fast Shipping
  • 30-Day Return Policy
  • Low Prices

Infiniti QX4 Replacement Oxygen Sensor Information


With superior ingenuity and amazingly sexy style, no vehicle is more revered than an exclusive Infiniti. Infiniti is a respected dealer of durable and powerful cars that also offer aggressive detailing and sporty looks on the track. Sporty vehicles, like your stylish Infiniti QX4, were manufactured to be used past tolerances, but afterwards serviced and maintained. Infiniti is a renowned producer recognized for engineering vehicles that offer unique styling and long lasting durability. Competing cars can't match the knockout design of the beautiful genuine Infiniti, and they're not as exquisitely constructed. For reliability, budget-friendly pricing and clean lines, choosy collectors choose cars built by Infiniti. Maximum engine power and road performance rely on first-rate parts and accessories. Positioned near the exhaust manifold, your car's Infiniti QX4 Oxygen Sensor reports oxygen levels measured in the engine's fuel system to the engine computer. A quality Infiniti QX4 Oxygen Sensor measures the oxygen level that is forced your Infiniti's engine cylinders. When your car's ratio of fuel to air is too low, reduced performance will be the consequence; at the same time, a too-rich fuel mix leads to harm to your motor and unwanted unburned fuel from the car or truck's exhaust. Your Infiniti QX4 Oxygen Sensor is a system used to regulate the oxygen level in the vehicle's exhaust. When there are any questions about our accessories, our customer service specialists can be reached via e-mail or telephone - with the usual outstanding customer service!


They are available for the following Infiniti QX4 years: 2003, 2002, 2001, 2000, 1999, 1998, 1997, 03, 02, 01, 00, 99, 98, 97. This part is also sometimes called Infiniti QX4 O2 Sensor. We stock oxygen sensor parts for most Infiniti models including G35, I30, G20, Q45, I35, QX56, FX35, G37, M35, M45, J30, M30, FX45, M56, EX35, M37, G25, FX50, FX37 and EX37.

We stock these Oxygen Sensor brands for the Infiniti QX4: Bosch, Denso and NGK.


› Change Vehicle
Review Fitment Notes to Ensure Proper Fit

Click to Enlarge
(Read reviews)
Our List Price: $63.33
(2) In Stock
Product SKU: 15377
Product Note: Actual OE Oxygen Sensor -- Early Production
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 of Product: Downstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2001 (01) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $78.33
(6) In Stock
Product SKU: 15445
Product Note: Actual OE Oxygen Sensor -- Early Production
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 of Product: Downstream Left
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2001 (01) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $51.33
(3) In Stock
Product SKU: 13531
Product Note: Robert LLC OE Style Oxygen Sensor -- Early Production
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 of Product: Upstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2001 (01) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $84.33
(5) In Stock
Product SKU: 15355
Product Note: Actual OE Oxygen Sensor -- Early Production
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 of Product: Upstream Left
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2001 (01) Infiniti QX4 3.5L V6 


Click to Enlarge
(5 Reviews)
4.8 Stars
Bosch 15727
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $41.33
(20) In Stock
Product SKU: 15727
Product Note: Universal Oxygen Sensor -- Late Production
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 of Product: Downstream Left
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2001 (01) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $61.33
(>35) In Stock
Product SKU: 234-4713
Product Note: OE Style -- O.E. Quality Replacement Sensor
Position of Product: Downstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2003 (03) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $61.33
(>35) In Stock
Product SKU: 234-4713
Product Note: OE Style -- O.E. Quality Replacement Sensor
Position of Product: Downstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $75.33
(8) In Stock
Product SKU: 15343
Product Note: Actual OE Oxygen Sensor
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 of Product: Upstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(1 Reviews)
5 Stars
Bosch 13257
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $55.33
(8) In Stock
Product SKU: 13257
Product Note: Actual OE Oxygen Sensor
Position of Product: Downstream Left
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
1999 (99) Infiniti QX4 3.3L V6 


Click to Enlarge
(1 Reviews)
5 Stars
Bosch 13651
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $72.33
(16) In Stock
Product SKU: 13651
Product Note: Actual OE Oxygen Sensor
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 of Product: Downstream Left
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(1 Reviews)
5 Stars
Denso 234-4704
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $42.33
(>35) In Stock
Product SKU: 234-4704
Product Note: 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 of Product: Downstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2000 (00) Infiniti QX4 3.3L V6 


Click to Enlarge
(6 Reviews)
4.5 Stars
Bosch 15735
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $47.33
(21) In Stock
Product SKU: 15735
Product Note: Universal Oxygen Sensor -- Late Production
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 of Product: Upstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2001 (01) Infiniti QX4 3.5L V6 


Click to Enlarge
(1 Reviews)
5 Stars
Denso 234-4704
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $42.33
(>35) In Stock
Product SKU: 234-4704
Product Note: 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 of Product: Downstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
1999 (99) Infiniti QX4 3.3L V6 


Click to Enlarge
(1 Reviews)
5 Stars
Denso 234-3087
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $45.33
(>35) In Stock
Product SKU: 234-3087
Product Note: 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 of Product: Upstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
2000 (00) Infiniti QX4 3.3L V6 


Click to Enlarge
(1 Reviews)
5 Stars
Bosch 13228
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $54.33
(34) In Stock
Product SKU: 13228
Product Note: Actual OE Oxygen Sensor
Position of Product: Upstream Left
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: B
Vehicle Engine
1998 (98) Infiniti QX4 3.3L V6 


Click to Enlarge
(Read reviews)
Product List Price:
$207.33
Our List Price: $85.48
(17) In Stock
Product SKU: W0133-1612462
Product Note: OE Connector - Production: -12/31/1999
Position of Product: Left Lower
Inventory: In Stock
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Additional Fitment Information: Catalog: A
Vehicle Production Range
2000 (00) Infiniti QX4 To:12-31-99 


Click to Enlarge
(Read reviews)
Our List Price: $72.98
(3) In Stock
Product SKU: 15343
Product Note: Actual OE Oxygen Sensor
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 of Product: Upstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: H
Vehicle Engine
2003 (03) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $64.98
(6) In Stock
Product SKU: 24573
Product Note: Direct Fit Oxygen Sensor -- B1S2; OE Replacement
Position of Product: Downstream Right
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Catalog: C
Vehicle Engine
2003 (03) Infiniti QX4 3.5L V6 


Related Top Sellers

Research on Oxygen Sensor for Infiniti QX4

Infiniti QX4 Oxygen Sensor

A lot of components need to be functional to keep your car’s engine running ideally. One of those parts is your Infiniti QX4 oxygen sensor. It allows your vehicle to have an optimal fuel-to-air ratio.

PartsGeek.com works with a number of different brands to provide our customers with a wide selection. We have oxygen sensors available that were manufactured by Denso and Bosch. We pride ourselves in offering exceptional customer service to everyone. In addition to low prices, we also have a 30-day return policy.

What is an Infiniti QX4 oxygen sensor?

An oxygen sensor is required for your car’s engine to operate as efficiently as possible. Basically, this sensor allows the engine to take in a sufficient ratio of oxygen and gasoline. When the sensor breaks down, it may report inaccurate information. This can lead to a substandard ratio that negatively impacts the overall performance of the engine.

How much do new oxygen sensors cost?

You can find oxygen sensors for your Infiniti QX4 between $41 and $86. To ensure the best performance imaginable, make sure the sensor you get is specifically designed for the year of vehicle you own. An oxygen sensor for a 2003 Infiniti QX4 may be slightly different than one made in 1997.

What are the signs of a malfunctioning oxygen sensor?

To ensure you are getting the best gas mileage your vehicle is capable of, make sure you replace your Infiniti QX4 oxygen sensor at the first sign of trouble. The Check Engine light turns on when there is a bad sensor, but this could also be a symptom of other engine problems.

Another symptom is that your car’s engine is going to misfire often. There is also going to be an extremely rough idle.

How long do oxygen sensors usually last?

For the most part you can expect your oxygen sensor to last for between 60,000 and 90,000 miles. Prolong the life of your car by getting a replacement as soon as you can.  



Some of our Customer Reviews
Very Satisfied
Reviewer: Israel

The part was ordered and it was cheaper than what we will pay for it in the local store and the exact same quality. The part arrived on schedule and it was exactly what was displayed on the website. The parts arrived in a well packaged pack and no damaged was noticed on the parts. Good job parts geek.

1999 Infiniti QX4 Oxygen Sensor

Somewhat Satisfied
Reviewer: BOSCH

PartsGeek had the best prices and options on the net. I searched for my left down stream OS and the average price was $25 more than what I paid for and the local stores wanted $50 more.

Their shipping cost was reasonable as well...I'm satisfied and would recommend ordering from these guys.

1999 Infiniti QX4 Oxygen Sensor

Very Satisfied
Reviewer: Tbatt05

Exactly as Described. The install was easy and now is functioning properly.

2002 Infiniti QX4 Oxygen Sensor

Very Satisfied
Reviewer: Michelle

part came quick and was exactly what i needed . Also prices are great!!

2003 Infiniti QX4 Oxygen Sensor


Authorize.Net Merchant - Click to Verify
Get Special Offers - Join Our Mailing List
BROWSE Home View Cart Catalog Articles
HELP Track Order Contact Us About Us Retrieve Quote Return Policy Cancellation Policy
RESOURCES Affliate Program Shop By Make Models Brands
SECURITY This site protected by Trustwave's Trusted Commerce program
REVIEWS
© Copyright 2017 Parts Geek ® Providing discount auto parts online since 2008.