1-4 DAYS DELIVERY
NEW Set of 2 O2 Oxygen Sensors, Downstream for Cadillac, Chevy, GMC & Hummer
100% ORIGINAL AND QUALITY
60 DAYS RETURNS
- Description
- Shipping and Refund
- Reviews
Replacement Oxygen Sensor
Manufactured from top quality components, this is your best option and inexpensive replacement for your rebuild, repair, and maintenance needs - an OE replacement product for your damaged or aged factory part.Replacement - the most affordable brand name for replacement parts that you need! Replacement is a professional brand for autobody, lighting parts, electrical, brake, suspension, intake and exhaust, and cooling and heating products. All Replacement brands include 1-year, unlimited-mileage warranty.Brand New in the Box - Fit and Quality Guaranteed!
Type: 4-wire
Thread size: M18-1.5 Thread Size
Product fit: Direct Fit
Connector gender: Female Connector
Notes: Heated
Interchange part number: 234-4407
Components: (2) Oxygen Sensors
Mounting style: Threaded-in Mounting Style
Quantity sold: Set of 2
Recommended use: OE Replacement
Wire length: 14.76 in. Wire Length
Hex size: 7/8 in. Hex Size
Condition: New
Will fit:
Cadillac
2003-2006 Escalade Base After Catalytic Converter
2003 Escalade ESV Base After Catalytic Converter, Except California
2003-2006 Escalade EXT Base After Catalytic Converter
Chevrolet
2003 Express 1500 Base After Catalytic Converter, Left and Right
2003 Express 1500 Base After Catalytic Converter, Left and Right, With 14.8 in. Right Sensors
2003 Express 1500 LS After Catalytic Converter, Left and Right
2003 Express 1500 LS After Catalytic Converter, Left and Right, With 14.8 in. Right Sensors
2003 Express 2500 Base After Catalytic Converter, Left and Right
2003 Express 2500 Base After Catalytic Converter, Left and Right, With 14.8 in. Right Sensors
2003 Express 2500 LS After Catalytic Converter, Left and Right
2003 Express 2500 LS After Catalytic Converter, Left and Right, With 14.8 in. Right Sensors
2003 Express 3500 (submodel: Base, LS) After Catalytic Converter, Left and Right
2003-2005 Silverado 1500 Base After Catalytic Converter
2003-2004,2006 Silverado 1500 WT After Catalytic Converter
2004 Silverado 1500 Z71 After Catalytic Converter
2003-2006 Silverado 1500 (submodel: LS, LT, SS) After Catalytic Converter
2006 Suburban 1500 LTZ After Catalytic Converter
2003 Suburban 2500 (submodel: LS, LT) After Catalytic Converter, Except California
2003-2005 Tahoe LS After Catalytic Converter
2003-2004 Tahoe (submodel: LT, Z71) After Catalytic Converter
GMC
2003 Savana 1500 (submodel: Base, SLE) After Catalytic Converter, Left and Right
2003 Savana 2500 (submodel: Base, SLE) After Catalytic Converter, Left and Right
2003 Savana 3500 (submodel: Base, SLE) After Catalytic Converter, Left and Right
2003,2006 Sierra 1500 SL After Catalytic Converter
2003-2006 Sierra 1500 WT After Catalytic Converter
2003-2004 Sierra 1500 (submodel: Denali, SLT) After Catalytic Converter
2003-2005 Sierra 1500 (submodel: Base, SLE) After Catalytic Converter
2005-2006 Sierra 1500 (submodel: Denali, SLE, SLT) After Catalytic Converter, Left and Right
2007 Sierra 1500 Classic (submodel: Denali, SLE, SLT) After Catalytic Converter, Left and Right
2003-2006 Yukon Denali After Catalytic Converter
2003-2005 Yukon (submodel: SLE, SLT) After Catalytic Converter
2003 Yukon XL 1500 Denali After Catalytic Converter, Except California
2003 Yukon XL 2500 (submodel: SLE, SLT) After Catalytic Converter, Except California
Hummer
2003-2006 H2 Base After Catalytic Converter
Shipping & Processing Time
All in-stock orders are processed and shipped within 1 business day (excluding weekends and holidays).
Delivery typically takes 2–5 business days, depending on the destination. We ship from multiple warehouses across the United States, which allows us to deliver orders as quickly as possible.
Please note that delivery times are estimates provided by the carrier and are not guaranteed.
Shipping Carriers
Most orders are shipped via UPS Ground or FedEx, depending on the size and weight of the item.
Some large or oversized items may be shipped via SAIA or other freight carriers.
Carrier selection is determined automatically at the time of shipment.
Tracking Information
Once your order has shipped, a tracking number will be emailed to the email address provided at checkout.
Tracking information usually becomes active within 1 business day after shipment, depending on the carrier.
Where Is My Order?
When tracking information is provided, this means your order has been processed and shipped.
Carriers such as UPS and FedEx provide point-in-time tracking, meaning updates occur as the package is scanned during transit.
Most orders arrive within 2–5 business days. If your order does not arrive within the estimated timeframe, please contact us and we will be happy to assist.
Delivered Packages & Theft
Once an order is marked as Delivered by the carrier to the address provided at checkout, the order is considered successfully fulfilled.
We are not responsible for lost or stolen packages after delivery, including cases of mail theft.
If your tracking shows “Delivered” but you did not receive the package, we recommend:
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Checking around your property and with neighbors
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Contacting the carrier to file a missing or stolen package claim
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Filing a police report for mail theft (if applicable)
If the carrier provides written confirmation of delivery error, please contact us and we will review the case.
Signature Requirement
Signature confirmation is not required by default for orders under $200.
If you would like to add signature confirmation to your shipment, please contact us before placing your order. Additional fees may apply.
Incorrect Shipping Address
Customers are responsible for providing an accurate and complete shipping address at checkout.
We are not responsible for orders delivered to an incorrect address provided by the customer.
Cancellations
Order cancellations are free of charge as long as the order has not yet shipped.
Please contact us as soon as possible if you need to cancel your order. Once an order has shipped, it cannot be canceled.
Contact Us
If you have any questions regarding shipping, delivery, or your order, please contact us and we will be happy to help.





