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Free Returns
Description
xTAUTOY 4-Piece Oxygen Sensor Kit: Upstream & Downstream
Replace aging sensors with a complete 4-piece kit designed for GM vehicles. The set covers upstream and downstream positions, offering a ready-to-install solution that mirrors OE performance in key engine management tasks.
What’s included
- 4 oxygen sensors: upstream and downstream coverage, ready for a full swap
- OEM part numbers 250-24649 and 234-4815 for accurate replacement
OEM reliability and fit
These sensors are aligned with the OEM-grade part numbers and listed compatibility across select Buick, GMC, Chevrolet, Cadillac models, paired with a 1-year warranty for added confidence.
Compatibility snapshot
Fits models across generations: Buick Enclave, Allure, LaCrosse; GMC Acadia, Terrain; Saturn Outlook; Chevrolet Equinox, Impala, Traverse, Captiva Sport; Cadillac SRX.
Performance and use cases
- Potential for smoother idle and steady engine response by maintaining air-fuel balance
- Support for proper exhaust gas monitoring and emissions control
Installation tips
Professional installation is recommended. Gather basic tools, disconnect the battery, apply anti-seize as needed, and carefully thread each sensor to avoid cross-threading.
Quality and support
TAUTOY emphasizes OE-grade materials and testing standards. The kit includes a 1-year warranty for peace of mind and ready access to support if questions arise.
FAQ
Q: What vehicles does the TAUTOY 4PCS Oxygen Sensor kit fit?
A: Fits Buick Enclave, Allure, LaCrosse; GMC Acadia, Terrain; Chevrolet Equinox, Impala, Traverse, Captiva Sport; Cadillac SRX.
Q: What is included in the TAUTOY 4PCS oxygen sensor kit?
A: Four sensors upstream and downstream, with OEM numbers 250-24649 and 234-4815; 1-year warranty.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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