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Description
xYAOPEI O2 oxygen sensor kit for Chevrolet, GMC, and Cadillac vehicles provides a four-sensor solution that covers both upstream and downstream positions. The kit is designed for a broad range of models from the late 1990s into the early 2000s, including Silverado, Suburban, Tahoe, Yukon, Savana, Express, and Sierra. With this set you receive two upstream sensors and two downstream sensors, ready to install in one package. In real-world driving, accurate oxygen readings can support stable engine behavior and consistent exhaust monitoring across different fuel conditions and climates. While results vary by vehicle and driving style, properly matched sensors may help your vehicle’s monitoring systems respond to changes in fuel mixture and exhaust composition, potentially contributing to smoother operation and steady performance.
Designed for durability and dependable data, this kit uses an anti-oxidant coated body and a dual laser welded stainless steel housing. This construction is built to resist oxidation and heat, while keeping the sensing element protected. The sealed design helps keep moisture and contaminants out, supporting longer sensor life. The fast response of the sensors helps the engine management system react promptly to shifts in oxygen content, which can translate into steadier idle and cleaner readings over time.
What’s included
- 4 oxygen sensors total: 2 upstream sensors and 2 downstream sensors
- Interchange part awareness: 9617178, 234-4012, SG454 and SG236, 13474, 234-4018 covered
- 2 front (upstream) sensors and 2 rear (downstream) sensors
- Quality tested prior to packing to ensure consistent performance
Key features and installation
- Durable anti-oxidant coating protects the body from heat and oxidation
- Dual laser welded stainless steel housing provides strong sealing and longevity
- Completely sealed design that resists moisture and high temperatures
- Fast, reliable reaction speed for accurate readings in varied driving conditions
- Straight bolt-on installation with no modifications required
- All sensors tested before packing for quality control
Compatibility notes and warm tips
Please review the description, your vehicle year/make/model/position, and interchangeable part numbers to confirm compatibility before purchase. Check that the plug matches exactly with your original connector; mismatches may prevent fitment. If you are unsure about fitment, contact us for additional details to help you verify.
Recommended steps: compare the connectors, confirm upstream and downstream positions, and verify the year range listed for your model family. Following these checks can help minimize the chance of a mismatch and support a straightforward install.
FAQ
Q: Which vehicles are compatible with this O2 sensor kit?
A: Chevrolet, GMC, and Cadillac models from 1996–2002, including Silverado, Suburban, Tahoe, Savana, Sierra, and Yukon variants.
Q: What’s included and installation notes?
A: Four sensors total (two upstream, two downstream). Straight bolt-on install with no modifications required; please verify fitment and plug compatibility before purchase.
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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