AUTOMOTIVE LEADER 189004170 Oxygen Sensor Set Upstream Qp Qs O2 Downstream Ghibli Levante

( Brand: Automotive Leader ), ( Manufacturer Part Number: 189004170 ), ( Part Type: Sensor ), ( Country Of Origin: China )

Review AUTOMOTIVE LEADER Maserati O2 Oxygen Sensor Set Upstream Downstream Ghibli Qp Levante Qs fits 2014–2020

Introducing the Leader 189004170 O2 Oxygen Sensor Set, a premium solution for upgrading or replacing the upstream and downstream oxygen sensors in Maserati Ghibli, QP, QS, and Levante models from the year 2014 to 2020. This comprehensive sensor set ensures optimal engine performance and fuel efficiency.

The upstream oxygen sensor, also known as the front oxygen sensor, is located close to the engine and monitors the air-fuel mixture entering the combustion chamber. By measuring the amount of unburnt oxygen present in the exhaust gases, the upstream sensor helps the engine control unit (ECU) adjust the fuel-air mixture for efficient combustion. The Leader upstream oxygen sensor is precision-engineered to ensure accurate readings, reducing harmful emissions and improving overall fuel economy.

The downstream oxygen sensor, also known as the rear oxygen sensor, is positioned after the catalytic converter and monitors the exhaust gases leaving the engine. Its primary function is to measure the level of oxygen remaining in the exhaust gases post-combustion. This information is used by the ECU to optimize the fuel injection process and maintain the ideal air-fuel mixture for cleaner emissions and improved engine performance. The Leader downstream oxygen sensor is designed with advanced technology to ensure precise and consistent readings, ensuring your Maserati runs at its best.

Both sensors in the Leader 189004170 O2 Oxygen Sensor Set are manufactured to meet or exceed OEM specifications. They are engineered using high-quality materials and state-of-the-art manufacturing processes to ensure a perfect fit, reliable performance, and long service life. Additionally, these sensors come with a comprehensive warranty, giving you peace of mind and protecting your investment.

Upgrading or replacing your Maserati's oxygen sensors with the Leader 189004170 O2 Oxygen Sensor Set is an excellent choice for those who prioritize engine performance, fuel efficiency, and emissions reduction. This set is specifically designed for Maserati Ghibli, QP, QS, and Levante models from the year 2014 to 2020. Trust us to provide you with a top-tier solution for maintaining your luxury vehicle's optimal performance.

Pros and Cons of Buying Maserati O2 Sensor Set Upstream and Downstream (189004170) for Ghibli, QP, QS, and Levante

Maserati is a renowned luxury car brand known for its high-performance vehicles. One essential part of maintaining the optimal performance of these cars is keeping the oxygen sensors in good condition. In this context, we will discuss the pros and cons of purchasing a Maserati O2 sensor set upstream and downstream (189004170) for Ghibli, QP, QS, and Levante models.

1. Original Equipment: This O2 sensor set is an original equipment (OE) replacement part directly from Maserati, ensuring a perfect fit and optimal performance for your vehicle.

2. Improved Fuel Efficiency: A faulty O2 sensor can lead to poor fuel economy. By replacing the sensors, you can restore the engine's ability to efficiently burn fuel, potentially saving you money on fuel costs.

3. Enhanced Emissions Compliance: Modern vehicles, including Maseratis, are required to meet strict emissions standards. A faulty O2 sensor can cause your car to fail an emissions test. Replacing the sensors ensures your vehicle remains compliant.

4. Improved Engine Performance: Oxygen sensors help your car's engine maintain the correct air-to-fuel ratio. By replacing the sensors, you can restore the engine's ability to perform at its best, resulting in smoother acceleration and better overall performance.

1. Cost: OEM (original equipment manufacturer) parts, such as this Maserati O2 sensor set, can be more expensive compared to aftermarket alternatives. However, the investment in OEM parts may result in long-term benefits, like improved performance, fuel efficiency, and emissions compliance.

2. Installation Complexity: Installing OEM parts, such as these sensors, might require professional help, adding to the overall cost. However, many mechanics and Maserati dealerships offer competitive labor rates for this service.

3. Potential for Additional Repairs: Replacing the O2 sensors might uncover other issues within the exhaust system, leading to additional repair costs. It's essential to have the vehicle inspected by a professional mechanic to ensure all related components are in good condition.

The Maserati O2 sensor set upstream and downstream (189004170) is an investment in the long-term performance, fuel efficiency, and emissions compliance of your Maserati Ghibli, QP, QS, or Levante. Although the upfront cost may be higher compared to aftermarket alternatives, the benefits of using original equipment parts can outweigh the initial investment. It is, however, essential to consider the potential for additional repairs and installation costs before making the purchase.

If you're looking to maintain the optimal performance, fuel efficiency, and emissions compliance of your Maserati, investing in the Maserati O2 sensor set upstream and downstream (189004170) is a wise decision. Consider working with a trusted Maserati mechanic or dealership to ensure proper installation and identify any potential related repairs.

Details:

Maserati uses different O sensors depending on model year and emissions package. 14-20 MASERATI O2 OXYGEN SENSOR SET 3 UPSTREAM DOWNSTREAM GHIBLI QP LEVANTE, Quick Shipper!, NOTE: Does Not Include Downstream Right - Bank 1 Sensor 2 Rear post-cat, passenger side , Set of Maserati Oxygen Sensors Upstream New in original packaging.Set three OEM O sensors from a 4 pack. Included Sensors: Upstream Right Bank 1 Sensor front, pre cat, passenger side. One sensor is missing due to being used solo for a repair.

All three sensors match the Maserati wiring style, connector shape, and body stamping patterns. What You See Is Get: Sold as a set of three sensors. Downstream Left Bank 2 Sensor rear, post cat, driver side. Condition: Clean sensors with no damage to wiring, connectors, or threads.

Only needed downstream right to be replaced. Sold as a set of three exactly shown. Upstream Left Bank 2 Sensor 1 front, pre cat, driver side. Each sensor has its position identified by the stamped body code and wire length .

Includes two upstream pre cat sensors and one downstream post sensor.

part #: 189004170 prices

• $23.89-$60.01

specifications incartechno:

• for makes: Maserati
• for years: 2014-2020
• brand: Automotive Leader
• mpn: 189004170
• part type: Sensor
• country of origin: China

shipping incartechno:

• type: Fixed
• carrier: USPS
• class: Standard
• service: USPS First Class
• cost: $9.99
• transit: 3-9 Days

returns incartechno:

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

offer incartechno:

• quantity: 1
• started: May 19, 2026
• options: Ship-to-home
• best offers: True
• sold: 0
• availability: In Stock

payments incartechno:

• wallet: Apple-pay
• other
• credit card: Mastercard

seller incartechno:

• # reviews: 9610
• rating: 100.0%
• city: Sterling, Illinois

general incartechno:

• condition: New
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