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- NTK 21546 Oxygen Sensor
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Item #:
21146604
NTK 21546 Oxygen Sensor
89% of respondents would recommend this to a friend
Item #:
21146604
ZAR 1597
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Sunday, November 22
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What Stands Out
Precision Engineering
Designed for accurate measurement, the NTK 21546 Oxygen Sensor ensures optimal engine performance by providing precise data to the vehicle's ECU, enhancing fuel efficiency and reducing emissions.
Durable Construction
Crafted from high-quality materials, this sensor boasts a long lifespan and resistance to extreme temperatures, ensuring reliable operation over time, outperforming many competitors in durability.
Easy Installation
The NTK 21546 is designed for straightforward installation, allowing users to replace their oxygen sensor quickly, minimizing downtime and making it an ideal choice for DIY enthusiasts and professional mechanics alike.
Product Details
| Mounting Type | Flange Mount |
| Output Type | Analog |
| Specific Uses For Product | Oxygen Sensor |
| Upper Temperature Rating | 850 u00b0C |
| Material Type | Ceramic |
| Style Name | Modern |
| Item Dimensions | 17.5 x 1 x 1 inches (44.5 x 2.5 x 2.5 cm) |
| Item Weight | 3.68 ounces (104.33 grams) |
| Brand Name | NTK |
| Model | 21546 |
| UPC | 087295215463 |
| Number of Items | 1 |
| Global Trade Identification Number | 00087295215463 |
| Manufacturer | NGK |
| Item Highlight | Replaces 12569429 12573167 12576131 12580827 12583804 12584925 12587785 12590790 12594452 12596701 12597878 12607410. |
| Unit Count | 1 Count |
| Included Components | Oxygen Sensor, Installation Instructions |
| Item Type Name | Oxygen Sensor |
| Part Number | 21546 |
| Brand | NTK |
| Item dimensions L x W x H | 17.5 x 1 x 1 inches (44.5 x 2.5 x 2.5 cm) |
| Material | Ceramic |
| Style | Modern |
Who Should Buy?
-
Fuel Efficiency Seekers
Ideal for users looking to improve fuel efficiency by ensuring accurate readings to the engine control unit.
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Repairing Enthusiasts
Perfect for DIY mechanics and car enthusiasts performing sensor replacement to restore proper engine function.
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Vehicles with Emission Issues
Beneficial for drivers experiencing check engine light triggers related to emissions and correcting air-fuel mixture.
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Older Vehicles
Not suitable for older car models that may require different specifications than the NTK 21546 can provide.
Product Description
NTK 21546 Oxygen Sensor
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Customer Questions & Answers
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Question:
How to Shop NTK 21546 Oxygen Sensor Online From Ubuy?
Answer: It’s easy to shop NTK 21546 Oxygen Sensor online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location. -
Question:
Is NTK 21546 Oxygen Sensor Available to Shop Online in South Africa?
Answer: Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The NTK 21546 Oxygen Sensor is not available locally but you can trust us with our express shipping services. -
Question:
How Long Does It Take to Get Product After Placing the Order?
Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.
NTK Oxygen Editorial Review
**** The NTK 21546 Oxygen Sensor has garnered strong positive feedback from users, particularly those replacing stock sensors in vintage vehicles like the 2004 Corvette and Cadillac Deville. Customers have been impressed with the sensor’s compatibility, noting that it features correct electrical connectors and appropriate cable lengths to seamlessly integrate with original wiring harnesses. Users have reported enhanced vehicle performance, including improved gas mileage, after installation, which suggests that this product outperforms many original equipment manufacturer (OEM) options. With over 100 miles driven post-installation, multiple reviewers have confirmed that the sensors function reliably without triggering check engine lights. Many users expressed satisfaction with the high quality and performance of NTK sensors, stating that they are a trustworthy alternative to OEM components. The Consensus among those who have replaced their O2 sensors with NTK is that they experience noticeable improvements in efficiency and functionality. In sum, the NTK 21546 Oxygen Sensor is a well-regarded product among car enthusiasts and those seeking reliable replacement parts, demonstrating solid performance metrics as well as compatibility across various vehicles. **
Customer Reviews & Ratings
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Pros
- Excellent fit and compatibility with stock wiring.
- Improved gas mileage reported.
- Reliable performance with no check engine light after installation.
- Superior quality compared to OEM sensors.
- Positive experiences from multiple vehicle models.
Cons
- Limited customer feedback on long-term reliability past initial installation phase.
Platform Trust & Buyer Confidence
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Danielle
Verified buyer
“Best service received. They assisted me with my purchase online via whatsapp every step of the way. They were prompt and efficient , thank you. My daughter is very happy with her douglas dog.”
14 October 2026 · via Trustpilot
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Devin
Verified buyer
“Fast delivery service,great condiotion of package”
14 October 2026 · via Trustpilot
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Dylan
Verified buyer
“Delivered ahead of schedule. Ubuy checkout system and customs process was super easy, will definitley use them again.”
23 October 2026 · via Trustpilot
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Leela
Verified buyer
“Always sceptical of overseas shipping…pleasantly surprised Always sceptical of overseas shipping to SA. It was fast and communication was clear the whole process”
27 October 2026 · via Trustpilot
DD
Douglas
Verified buyer
“Quick and easy, from order to delivery, package came with DHL quicker than expected. We are loving the Garmin Pro e-collar, we don't use it for bark control, just training, and for our GSP with high energy, it has changed our lives in how he listens to commands now.”
31 October 2026 · via Trustpilot
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ZAR 1597
Order now and get it around Sunday, November 22
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.)
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