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Haltech Wideband O2 Sensor Bosch LSU 4.2
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Haltech Wideband O2 Sensor Bosch LSU 4.2
Add accurate O2 monitoring to your Haltech ECU with the Haltech Dual Channel Wideband.
Haltech Wideband O2 Sensor Bosch LSU 4.2
Item #: 3416673

Haltech Wideband O2 Sensor Bosch LSU 4.2

Item #: 3416673

INR 25061

Price Details

Price

INR 25061

M.R.P. INR 25061

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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Add accurate O2 monitoring to your Haltech ECU with the Haltech Dual Channel Wideband.
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What Stands Out

Precision Measurement
Provides accurate air-fuel ratio readings for enhanced engine performance, ensuring optimal combustion efficiency and reducing emissions.
Durable Design
Built with high-quality materials, this sensor offers long-term reliability and withstands harsh automotive conditions, ensuring consistent performance over time.
Versatile Application
Compatible with a wide range of vehicles and aftermarket systems, making it an ideal choice for tuning enthusiasts and professionals looking for adaptability.

Product Details

Discover the best price for Haltech Wideband O2 Sensor Bosch LSU 4.2 at Ubuy India. Buy now and get fast delivery and secure payment options.
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Car Tuners

    Ideal for car tuners seeking accurate air-fuel ratio measurements to optimize performance and fuel efficiency.

  • Racing Enthusiasts

    Essential for racing applications where precise tuning and emissions control are critical for competitive performance.

  • Mechanics

    A valuable tool for mechanics diagnosing fuel system issues, ensuring cars run efficiently and meet venting standards.

Not Suitable For
  • Casual Drivers

    Not necessary for average drivers who do not modify vehicles or seek in-depth performance metrics.

  • Basic Vehicles

    Unsuitable for vehicles without advanced tuning needs, as standard sensors may suffice for their performance.

  • Budget-Conscious Users

    May not be ideal for users whose primary concern is affordability over performance or detailed tuning capabilities.

Product Description

Haltech Wideband O2 Sensor Bosch LSU 4.2

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is a Wideband O2 Sensor Bosch LSU 4.2 used for?

    Answer: The Wideband O2 Sensor Bosch LSU 4.2 is used to measure the air-fuel ratio in internal combustion engines. By providing precise data on the oxygen levels in the exhaust, it helps optimize engine performance and reduce emissions. This sensor is essential for vehicles equipped with advanced engine management systems, enabling better fuel efficiency and performance tuning.
  • Question: How does the Bosch LSU 4.2 Wideband O2 Sensor compare to narrowband sensors?

    Answer: The Bosch LSU 4.2 Wideband O2 Sensor offers significantly more accurate air-fuel ratio readings compared to narrowband sensors. While narrowband sensors provide limited data at a fixed range, wideband sensors can measure a broader spectrum, making them ideal for applications like performance tuning, emission testing, and diagnostics. This accuracy allows for better control of combustion, which is critical in high-performance vehicles.
  • Question: Can I install the Wideband O2 Sensor Bosch LSU 4.2 myself?

    Answer: Yes, the installation of the Wideband O2 Sensor Bosch LSU 4.2 can be done by someone with basic mechanical skills. It typically involves removing the old sensor and installing the new one in the exhaust system. However, ensuring proper wiring and calibration with the vehicle's ECU is crucial. Many DIY enthusiasts choose to install this sensor to improve their vehicle's performance or to troubleshoot issues, benefiting from hands-on experience.
  • Question: What vehicles are compatible with the Bosch LSU 4.2 wideband sensor?

    Answer: The Bosch LSU 4.2 wideband sensor is compatible with a variety of vehicles, especially those designed for performance or equipped with advanced engine management systems. Popular among automotive enthusiasts, it often finds use in turbocharged cars and aftermarket builds. Compatibility may vary based on modifications, so it's useful to consult vehicle-specific forums or technical guides for tailored insights.
  • Question: What are the signs that my Wideband O2 Sensor Bosch LSU 4.2 needs replacement?

    Answer: Signs that the Bosch LSU 4.2 wideband sensor may need replacement include erratic engine performance, poor fuel economy, and a noticeable increase in emissions. Additionally, if your vehicle's engine management system triggers a check engine light or your diagnostic tool reads O2 sensor-related codes, it may be time for replacement. Regularly monitoring engine diagnostics helps maintain optimal performance and compliance with emissions standards.
  • Question: How does the Bosch LSU 4.2 impact engine tuning?

    Answer: The Bosch LSU 4.2 plays a significant role in engine tuning by providing accurate real-time data on the air-fuel ratio. This information allows tuners to make precise adjustments to maximize performance, efficiency, and emissions control. Many enthusiasts use this sensor in conjunction with performance chips and tuning software to achieve optimal engine calibration and enhance driving experience.
  • Question: Is the Bosch LSU 4.2 sensor suitable for both petrol and diesel engines?

    Answer: The Bosch LSU 4.2 sensor is primarily designed for petrol engines; however, it can also be used in some diesel applications. Its ability to accurately measure air-fuel mixtures supports fine-tuning in diverse engine types. When using it in diesel systems, vehicle-specific considerations should be made, particularly around programming and sensor placement.
  • Question: What is the lifespan of a Bosch LSU 4.2 wideband O2 sensor?

    Answer: The lifespan of a Bosch LSU 4.2 wideband O2 sensor typically ranges between 50,000 to 100,000 miles, depending on driving conditions, fuel quality, and proper maintenance. Factors such as extreme temperatures, vehicle usage patterns, and intervals of engine tuning can also affect its longevity. Regular inspections can help identify issues early, ensuring your vehicle stays running at optimal performance.
  • Question: Where can I buy the Wideband O2 Sensor Bosch LSU 4.2 in India?

    Answer: You can buy the Wideband O2 Sensor Bosch LSU 4.2 at Ubuy, where you'll find a wide selection of automotive parts and accessories tailored to your needs. Ubuy offers a user-friendly platform that simplifies your shopping process, ensuring you find reliable products with ease. Check Ubuy for the latest availability and options to suit your vehicle.
  • Question: What accessories or tools might I need to install the Bosch LSU 4.2 sensor?

    Answer: To install the Bosch LSU 4.2 sensor, you may need specific tools like an O2 sensor socket, a wrench, and possibly a multimeter for testing connections. It's also beneficial to have a vehicle manual handy for reference to wiring diagrams or installation instructions. Having these tools prepared will streamline the installation process and ensure that everything is fitted correctly for optimal performance.

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“logistcs is very good”

13 June 2026 · via Trustpilot
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“Very good and seamless experience, delivery package came in very good condition”

12 June 2026 · via Trustpilot
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Dr Kumarasway
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“Heavy import cost and DHL's high delivery fees.”

9 June 2026 · via Trustpilot
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J Mama
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“Interesting book and the seller describe it thank you”

8 June 2026 · via Trustpilot
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Paritosh
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“Excellent quality and a perfect fit. Description and measurements provided are to the point. Keep them coming more 🤟🏻”

8 June 2026 · via Trustpilot
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INR 25061

Order now and get it around Monday, July 13

QTY:

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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

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Fastest cross-border delivery

Features & Benefits

  • Control 2 sensors with 1 controller
  • Easy to calibrate and install
  • Uses default 02 sensor calibration in your Haltech software
  • Easy to integrate into your Haltech ECU
  • Available with or without gauge
  • Gauges available with silver or black bezel

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