- Home Page /
- Automotive /
- Automotive Replacement Parts /
- Sensors /
- Oxygen /
- LSU 4.9 Lambda WideBand O2 Oxygen Sensor Comp...
0 ratings
Item #:
90456709
LSU 4.9 Lambda WideBand O2 Oxygen Sensor Compatible with AEM 30-4110 30-0300 30-0310 X Series AFR Inline Controller UEGO A F Ratio Wideband 02 Gauge
Item #:
90456709
€ 23
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, July 15
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Improve your engine's efficiency and emission control with our LSU 4.9 Lambda WideBand O2 Sensor.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Compatibility
Designed for seamless integration with AEM controllers, ensuring enhanced performance monitoring and precise air-fuel ratio measurements that meet industry standards.
Durable Design
Built with high-quality materials for longevity, this oxygen sensor offers reliable performance in demanding automotive environments without compromising accuracy.
Enhanced Accuracy
Provides precise wideband oxygen readings, improving tuning and efficiency for better engine performance and reduced emissions, making it ideal for enthusiasts and professionals alike.
Product Details
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
-
Performance Tuners
Ideal for car enthusiasts who modify and tune their engines for performance improvements and optimal fuel management.
-
Professionals Mechanics
Great for mechanics and technicians who require precise air-fuel ratio measurements during diagnostics and repairs.
-
Racing Applications
Beneficial for racers needing real-time monitoring of fuel ratios for better engine performance and efficiency.
-
Casual Drivers
Not suitable for everyday users who do not modify their vehicles or require advanced fuel monitoring.
-
Inexperienced Users
May confuse beginners lacking knowledge in tuning or understanding how to utilize wideband O2 sensors effectively.
-
Non-Compatible Vehicles
Not a fit for vehicles outside the specified compatibility range, limiting its usability in diverse applications.
Product Description
LSU 4.9 Lambda WideBand O2 Oxygen Sensor Compatible with AEM 30-4110 30-0300 30-0310 X Series AFR Inline Controller UEGO A F Ratio Wideband 02 Gauge 17025, 0258017025
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the LSU 4.9 Lambda WideBand O2 Oxygen Sensor used for?
Answer: The LSU 4.9 Lambda WideBand O2 Oxygen Sensor is designed to measure the air-fuel ratio in automotive applications. It provides precise data to enhance engine performance by ensuring optimal combustion. This sensor is crucial for tuning your vehicle’s air-fuel mixture, improving fuel efficiency, and reducing emissions. By integrating with controllers like the AEM X Series AFR Inline Controller, it can help you achieve a balanced mixture for better power output and engine longevity. -
Question:
Is the LSU 4.9 sensor compatible with all vehicles?
Answer: While the LSU 4.9 sensor is highly versatile, it is not universally compatible with all vehicles. It is primarily suited for vehicles that require wideband O2 sensors and can work seamlessly with specific controllers like the AEM 30-4110 and 30-0300. Users should ensure that their vehicle's engine management system supports wideband applications for accurate readings and better performance. Checking the vehicle specifications and compatibility with the sensor is crucial before installation. -
Question:
How do I install the LSU 4.9 sensor?
Answer: Installing the LSU 4.9 sensor typically involves locating the exhaust system for optimal placement, usually downstream of the exhaust manifolds. The process includes securing the sensor to a proper fitting and connecting it to the AEM controller for data processing. Ensure connections are leak-proof to avoid erroneous readings. If you’re not confident in DIY installations, consulting a professional mechanic can ensure accurate installation to maximize performance benefits. -
Question:
What are some benefits of using a WideBand O2 sensor?
Answer: Using a WideBand O2 sensor like the LSU 4.9 offers numerous benefits, including precise measurement of air-fuel ratios, which is essential for tuning performance engines. It enables more accurate engine calibration, resulting in improved fuel economy, enhanced power output, and reduced emissions. Additionally, it assists in troubleshooting premature engine failures by monitoring combustion efficiency, making it invaluable for performance tuning and diagnostics in high-performance vehicles. -
Question:
Can I use the LSU 4.9 sensor for tuning a turbocharged engine?
Answer: Absolutely! The LSU 4.9 sensor is an excellent choice for tuning turbocharged engines due to its wide range and accuracy in measuring air-fuel ratios. In turbo applications, maintaining an optimal air-fuel mixture is critical for performance and engine safety. The real-time feedback from the LSU 4.9 allows tuners to make necessary adjustments, ensuring the engine runs efficiently under various load conditions, ultimately providing improved boost response and overall performance. -
Question:
What does the 'UEGO' in the product title refer to?
Answer: The term 'UEGO' stands for Universal Exhaust Gas Oxygen sensor. It refers to an advanced type of oxygen sensor that measures the air-fuel mixture in vehicles with greater accuracy compared to traditional sensors. The LSU 4.9's UEGO technology provides real-time feedback for tuning and diagnostics, making it essential for high-performance applications. This feedback allows for precise adjustments, ensuring optimal engine performance. -
Question:
How does the LSU 4.9 compare to narrowband sensors?
Answer: The LSU 4.9 WideBand O2 sensor significantly outperforms narrowband sensors by covering a broader range of air-fuel mixtures. While narrowband sensors provide limited data (mostly around the stoichiometric ratio), the LSU 4.9 can effectively measure both rich and lean conditions, giving tuners more detailed insights into engine performance. This capability is crucial for tuning performance engines and ensuring high efficiency throughout various operating conditions. -
Question:
What type of signals does the LSU 4.9 sensor output?
Answer: The LSU 4.9 sensor outputs a linear voltage signal that represents the air-fuel ratio in the exhaust gases. This voltage varies depending on the richness or leanness of the mixture, allowing compatible controllers like AEM’s devices to interpret and display real-time air-fuel ratio data. Such precise output ensures that tuners have reliable data for engine adjustments, optimizing both power and efficiency. -
Question:
Is calibration needed when using the LSU 4.9 sensor?
Answer: Yes, calibration is typically required when integrating the LSU 4.9 sensor with engine management systems or controllers like the AEM. Calibration ensures that the sensor readings accurately reflect the air-fuel ratio relevant to your specific vehicle setup. Following calibration procedures allows for precise tuning, helping to maximize engine performance and ensure optimal efficiency under various driving conditions. -
Question:
Where can I buy LSU 4.9 Lambda WideBand O2 Oxygen Sensor in Malta?
Answer: You can purchase the LSU 4.9 Lambda WideBand O2 Oxygen Sensor from Ubuy, which offers a convenient platform for this product in Malta. Ubuy provides a diverse selection of automotive accessories, facilitating easy access to high-quality components like the LSU 4.9 sensor, ensuring you have what you need for optimal vehicle performance.
RIGHTPARTS Oxygen Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
LM
Leila
Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
€ 23
Order now and get it around Wednesday, July 15
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Enhances engine performance and combustion quality.
- Constructed with durable zirconia and platinum for maximum heat and wear resistance.
- Compatible with various AEM and X Series AFR controllers.
- Monitors gas mixtures for optimal engine operation.
- Essential replacement for damaged sensors, ensuring timely vehicle maintenance.
- Designed for a long service life, making it a smart investment.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.