- Home Page /
- Automotive /
- Automotive Replacement Parts /
- Sensors /
- Oxygen /
- 2X Oxygen O2 Sensor 1 & 2 | for 2005 2006 200...
0 ratings
Item #:
80184403
2X Oxygen O2 Sensor 1 & 2 | for 2005 2006 2007 2008 Audi A4 A4 Quattro 2.0L Upstream + Downstream
Item #:
80184403
SLE 1683
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 Thursday, September 03
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
Stable quality earned us lots of customers.
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
Dual Sensor Package
Includes both upstream and downstream O2 sensors, ensuring complete coverage for optimal engine performance and emissions control, addressing common issues faced by Audi A4 owners.
Vehicle Specific Fit
Designed specifically for 2005 to 2008 Audi A4 models, guaranteeing a perfect fit and compatibility, minimizing installation hassles and providing reliability tailored for your vehicle.
Enhanced Performance
Improves fuel efficiency and reduces harmful emissions, offering significant benefits in maintaining engine health while aligning with environmental regulations, making it an excellent choice for eco-conscious drivers.
Product Details
| Measurement Accuracy | [EST] u00b10.5% or u00b10.2 V |
| Mounting Type | Upstream Mount, Downstream Mount |
| Output Type | electrical signal |
| Specific Uses For Product | Oxygen O2 Sensor |
| Upper Temperature Rating | 150 u00b0C |
| Material Type | Aluminum Oxide |
| Style Name | Modern |
| Item Weight | 0.37 kg |
| Brand Name | Sangyue |
| Model | Sangyue-[unknown] |
| UPC | 768253827514 |
| Number of Items | 1 |
| Manufacturer | Zebra-autoparts |
| Unit Count | 1 Count |
| Part Number | zebra10569 |
| Brand | Sangyue |
| Material | Aluminum Oxide |
| Style | Modern |
Who Should Buy?
-
Audi A4 Owners
Owners of 2005-2008 Audi A4 will benefit from improved emissions and fuel efficiency by replacing old sensors.
-
DIY Mechanics
Mechanics looking to perform their own maintenance will find these sensors easy to install and cost-effective.
-
Emission Testing
Users needing to pass emissions tests can improve vehicle performance and compliance with new O2 sensors.
-
Non-Audi Vehicles
This product is specifically designed for Audi A4 and won’t be compatible with other brands or models.
Product Description
2X Oxygen O2 Sensor 1 & 2 | for 2005 2006 2007 2008 Audi A4 A4 Quattro 2.0L Upstream + Downstream
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are the main functions of the O2 sensors in my Audi A4?
Answer: The Oxygen (O2) sensors are critical for monitoring the exhaust gas composition, which helps the engine control module adjust the air-fuel mixture for optimal combustion. The upstream sensor monitors the air-fuel mixture before it enters the catalytic converter, while the downstream sensor checks the efficiency of the converter itself. Proper functioning of these sensors ensures improved fuel efficiency and reduced emissions, enhancing your vehicle's overall performance. -
Question:
How can I tell if my O2 sensors are failing?
Answer: Signs of failing O2 sensors include poor fuel economy, rough engine idling, or the check engine light illuminating on your dashboard. A vehicle equipped with failing sensors may also experience increased emissions and diminished performance. If you suspect an issue, it's best to have them diagnosed to prevent further damage to your engine or catalytic converter. -
Question:
Can I replace the O2 sensors myself or should I seek professional help?
Answer: Replacing the O2 sensors can be a DIY task if you have basic mechanical skills and tools. However, it's important to correctly identify the location of the upstream and downstream sensors. If you're unfamiliar with vehicle maintenance, consulting a professional mechanic is advisable. They can ensure proper installation, which is crucial for the sensors to function effectively. -
Question:
What tools will I need to replace my Audi A4's O2 sensors?
Answer: To replace the O2 sensors, you typically need a ratchet and socket set, an O2 sensor socket, and possibly an extension for better access to tight spaces. Having a torque wrench on hand can also ensure that the sensors are tightened to the proper specification. With these tools, you can efficiently remove and install new sensors for seamless operation. -
Question:
What are the differences between upstream and downstream O2 sensors?
Answer: Upstream O2 sensors, located before the catalytic converter, focus on measuring the air-fuel ratio entering the converter, whereas downstream sensors assess the exhaust gases exiting the converter. This distinction is essential as each sensor provides data critical for engine management. Understanding their roles helps in troubleshooting performance issues related to fuel efficiency and emissions. -
Question:
Is it necessary to replace both O2 sensors at the same time?
Answer: While it’s not mandatory to replace both upstream and downstream O2 sensors simultaneously, it can be beneficial to do so if both are showing signs of wear. Replacing them together can ensure consistent performance and potentially save you money in the long run by avoiding separate labor costs. This approach is particularly useful when troubleshooting an issue related to fuel efficiency. -
Question:
Will replacing my O2 sensors improve my car’s performance?
Answer: Yes, replacing faulty O2 sensors can significantly enhance your car's performance. Improved sensor function results in a more accurate air-fuel mixture, leading to better fuel economy and reduced emissions. If you're experiencing sluggish acceleration or increased fuel consumption, new sensors may resolve these issues, optimizing your Audi A4's output. -
Question:
What are the signs that my car’s O2 sensors are working properly?
Answer: When O2 sensors are functioning correctly, you can expect smooth engine performance, no illuminated check engine light, consistent fuel economy, and minimal emissions. A properly functioning sensor will also allow your engine to efficiently adapt to varying driving conditions, ensuring optimal performance across various speeds and loads. -
Question:
How does driving style affect the lifespan of O2 sensors?
Answer: Driving habits can significantly impact the lifespan of O2 sensors. Frequent short trips or excessive idling can lead to contamination and premature wear. In contrast, consistent highway driving may prolong the life of the sensors, as they operate under optimal conditions once the engine reaches temperature. Being mindful of your driving style can help maintain O2 sensor functionality. -
Question:
Where can I buy 2X Oxygen O2 Sensor 1 & 2 for 2005 2006 2007 2008 Audi A4 A4 Quattro 2.0L?
Answer: You can purchase the 2X Oxygen O2 Sensor 1 & 2 for your Audi A4 at Ubuy. Ubuy offers a wide range of automotive parts including these sensors, and you can easily find various brands and specifications to suit your needs. Simply visit their website and search for the product to explore options available specifically in Sierra Leone.
Sangyue Oxygen Editorial Review
The 2X Oxygen O2 Sensor for the Audi A4 has garnered a mixed reception among customers. Many users highlight the effectiveness of the product, particularly for fixing issues related to running lean in their vehicles. One notable review from an owner of a 2008 Audi A4 2.0t Quattro commended the product for successfully resolving their engine problem. However, some customers reported complications, such as the upstream sensor continuing to throw a code even after replacement, leading to uncertainties about whether the issue lay with the sensor itself or perhaps the catalytic converter or downpipe. Additionally, while one reviewer mentioned that the upstream sensor fit correctly, they found that the downstream sensor did not, though they were still able to make it work. Overall, the O2 sensor package appears to be effective for many users but may encounter compatibility issues for some Audi A4 models, raising questions about the quality control of specific pieces. **
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
Pros
- Positive feedback from users about its performance on specific Audi A4 models.
Cons
- Continued error codes reported despite replacing the upstream sensor, leading to uncertainty about the source of the problem.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 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.
SLE 1683
Order now and get it around Thursday, September 03
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
- Over 15 years of experience in O2 sensor production.
- Professional solutions for the automotive aftermarket.
- Same production line as OE sensors for high-quality oxygen sensors.
- Guaranteed fit for specific Audi models from 2005-2008.
- Includes detailed steps for installation and hassle-free replacement.
- One Year Unlimited Mileage Quality Guarantee for peace of mind.
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.