BOSCH OE QUALITY OXYGEN SENSOR 43KQVX Downstream Left 3.5L V6

( Brand: Bosch Oe Quality Oxygen Sensor ), ( Manufacturer Part Number: 43KQVX ), ( Part Type: Oxygen Sensor ), ( Engine: 3.5l V6 ), ( Compatible Make/model: Acura Mdx ), ( Compatible Years: 2014 2015 14 15 ), ( Position: Downstream Left ), ( Fitment Info: Oe Quality Oxygen Sensor ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )

Review BOSCH OE QUALITY OXYGEN SENSOR Downstream Left Acura 3.5l V6 fits MDX 2014–2015

Bosch Oxygen Sensor 43KQVX Downstream Left for Acura MDX 2014-2015 3.5L V6

The Bosch 43KQVX Oxygen Sensor is a crucial component of the exhaust gas recirculation (EGR) system in your Acura MDX 2014-2015 with a 3.5L V6 engine. Designed and manufactured by Bosch, a global technology leader, this sensor ensures optimal engine performance and fuel efficiency by precisely measuring the amount of oxygen in your vehicle's exhaust gases.

The Bosch 43KQVX Oxygen Sensor is a zirconia type sensor, which offers several advantages over older-style sensors. Its ceramic sensing element is coated with a thin layer of zirconia oxide, which changes color based on the oxygen content of the exhaust gases. This change in color is then converted into an electrical signal that the vehicle's engine control module (ECM) uses to adjust the fuel-air mixture for optimal combustion.

The downstream left position of the sensor allows it to measure the oxygen content in the exhaust gases closer to the catalytic converter. This positioning provides more accurate and timely oxygen readings, ensuring that your engine operates at its peak efficiency.

This Bosch Oxygen Sensor is a direct replacement for the original equipment sensor and is designed to meet or exceed the original equipment specifications. It comes in an easy-to-install, hexagonal shape and is equipped with a built-in heater to ensure quick and accurate sensor response in cold weather conditions.

The Bosch 43KQVX Oxygen Sensor is engineered for durability and long service life. Its robust design, combined with Bosch's advanced manufacturing processes, ensures that this sensor will provide reliable and accurate readings for thousands of miles.

In summary, the Bosch 43KQVX Oxygen Sensor is a high-quality, direct replacement part designed to maintain the optimal performance and fuel efficiency of your Acura MDX 2014-2015 3.5L V6 engine. By precisely measuring the oxygen content in your exhaust gases, this sensor helps ensure that your engine operates at its peak efficiency, reducing emissions and extending the life of your vehicle.

Bosch Oxygen Sensor 43KQVX Downstream Left for Acura MDX 2014-2015 3.5L V6: A Detailed Analysis

The Bosch 43KQVX Oxygen Sensor is a crucial component in the emission control system of Acura MDX 2014-2015 3.5L V6 vehicles. This sensor measures the amount of unburnt oxygen in the exhaust gases and sends the information to the vehicle's engine control unit to optimize the fuel-air mixture for efficient combustion and reduced emissions. In this analysis, we will discuss the pros and cons of buying this Bosch oxygen sensor.

1. Improved Engine Performance: A faulty oxygen sensor can lead to decreased engine performance and increased fuel consumption. Replacing the sensor with a new one, such as the Bosch 43KQVX, can help restore the vehicle's original performance and improve fuel efficiency.

2. Enhanced Emission Control: The primary function of an oxygen sensor is to ensure the proper functioning of the emission control system. By replacing a faulty sensor with a new one, you can help maintain the vehicle's compliance with emission standards and contribute to cleaner air.

3. Long Lasting: Bosch is a renowned manufacturer of automotive sensors, known for their high-quality products. The Bosch 43KQVX Oxygen Sensor is designed to last for a long time, providing reliable performance and reducing the need for frequent replacements.

4. Easy Installation: The Bosch 43KQVX Oxygen Sensor is relatively easy to install, making it a popular choice among DIY enthusiasts and professional mechanics. The replacement process typically involves removing a few bolts, disconnecting the electrical connector, and installing the new sensor in its place.

1. Cost: The Bosch 43KQVX Oxygen Sensor is not the cheapest option on the market. However, its high-quality construction, durability, and reliable performance make it a worthwhile investment for vehicle owners seeking optimal engine performance and emission control.

2. Availability: Depending on the location and availability, the Bosch 43KQVX Oxygen Sensor may not be readily available at local auto parts stores. Online marketplaces, such as Amazon or Bosch's official website, offer a wider selection and may provide more convenient shipping options.

3. Installation Complexity: While the installation process is relatively straightforward, some vehicle owners may find it challenging to access the downstream left oxygen sensor, especially if they lack the necessary tools or experience. In such cases, it may be more practical to seek professional assistance from a certified mechanic.

The Bosch 43KQVX Downstream Left Oxygen Sensor for Acura MDX 2014-2015 3.5L V6 offers several advantages, including improved engine performance, enhanced emission control, long lasting design, and easy installation. Despite its higher cost and potential installation complexity, the Bosch sensor's high-quality construction and reliable performance make it a worthwhile investment for vehicle owners seeking optimal engine functionality and emission control.

For Acura MDX 2014-2015 3.5L V6 owners experiencing issues with their oxygen sensor, we recommend considering the Bosch 43KQVX Downstream Left Oxygen Sensor as a replacement. Its proven track record of performance, durability, and ease of installation make it an excellent choice for maintaining the optimal functioning of the vehicle's engine and emission control system.

Details:

True Direct-fit OE connectors and harness. Recommend to use OTC 6500 Flexed O2 Sensor Wrench. Direct Fit includes OE Connector for easy installation. Performance meets or exceeds OE specifications.

Wiring Harness Included: Yes. Wire Quantity: 4. Universal Or Specific Fit. Heated Oxygen Sensor: Yes.

Detailed Applications. Oxygen Sensor Type: Direct fit. Downstream Left Bosch Oxygen Sensor fits Acura MDX 2014 - 2015 3.5L V6 43KQVX: Position: Brand: condition: New Notes: OE Quality Sensor, Features:Premium Oxygen Sensors are designed to improve fuel economy while reducing harmful emissions. Product Specifications Terminal Quantity: 4.

Mounting Bracket Included: No.

part #: 43kqvx price

• $82.05

specifications acrasensor:

• for models: Mdx
• for makes: Acura
• for years: 2014-2015
• brand: Bosch Oe Quality Oxygen Sensor
• mpn: 43kqvx
• part type: Oxygen Sensor
• engine: 3.5l V6
• compatible make/model: Acura Mdx
• compatible years: 2014 2015 14 15
• position: Downstream Left
• fitment info: Oe Quality Oxygen Sensor
• manufacturer warranty: 12 Month Warranty
• attention: Read Full Description To Confirm Fitment
• cs-sku: 400

offer acraSensor:

• options: Ship-to-home
• quantity: 2
• availability: In Stock
• started: March 31, 2026
• sold: 0

seller acraSensor:

• rating: 99.1%
• city: Westport Point, Massachusetts
• # reviews: 23658

returns acraSensor:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

general acraSensor:

• Car Truck Parts Accessories > Air Fuel Delivery > Air Intake Fuel Sensors
• condition: New

shipping acraSensor:

• cost: $0.00
• transit: 3-7 Days
• type: Fixed
• service: Economy
• class: Economy

payments acraSensor:

• wallet: Paypal
• credit card: Discover
• other

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