2011 Cadillac STS Oxygen Sensors

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Keep Your 2011 Cadillac STS in Top Shape with Quality Oxygen Sensors

Whether you’re repairing or upgrading your Oxygen Sensor, using high-quality parts is key to keeping your 2011 Cadillac STS looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Oxygen Sensors and Oxygen Sensor Connectors. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 2011 Cadillac STS Oxygen Sensor at Advance Auto Parts is around $107.06, with a range that starts at $59.99 and goes up to $201.99. With 14 options in stock from 5 trusted brands, finding the right fit is easy. Popular picks like "Bosch Oxygen Sensor: 4 Wire, 15.47"" Long, Heated, Exact Fit, 16861", "Bosch Oxygen Sensor: 4 Wire, 10.2"" Long, Heated, Exact Fit, 16134", and "Bosch Wideband Oxygen Sensor: 4 Wire, 12.9"" Long, Heated, Exact Fit, 16017" start at just $59.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Oxygen Sensor, don’t forget to check out other key components like Fuel Pumps and Gas Caps. At Advance Auto Parts, we’re here to help you keep your 2011 Cadillac STS in peak condition, inside and out.

Essential 2011 Cadillac STS Oxygen Sensors

Bosch – "Bosch Wideband Oxygen Sensor: 5 Wire, 14.84"" Long, Heated, Exact Fit, 17205" (Part No.17205)

"Bosch Wideband Oxygen Sensor: 5 Wire, 14.84"" Long, Heated, Exact Fit, 17205"

from

$129.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

DENSO – "DENSO Oxygen Sensor: Downstream, 4 Wire, 31.50"" Long, Heated, Exact Fit, 234-4338" (Part No.234-4338)

"DENSO Oxygen Sensor: Downstream, 4 Wire, 31.50"" Long, Heated, Exact Fit, 234-4338"

from

$128.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
See More

NTK – "NTK Switching Oxygen Sensor: 4 Wire, 19.75"" Long, Heated, Direct Fit, 21561" (Part No.21561)

"NTK Switching Oxygen Sensor: 4 Wire, 19.75"" Long, Heated, Direct Fit, 21561"

from

$74.99
NGK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
See More

NTK – "NTK Switching Oxygen Sensor: 4 Wire, 13.75"" Long, Heated, Direct Fit, 21569" (Part No.21569)

"NTK Switching Oxygen Sensor: 4 Wire, 13.75"" Long, Heated, Direct Fit, 21569"

from

$69.99
NGK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
See More

NTK – "NTK Switching Oxygen Sensor: 4 Wire, 12.75"" Long, Heated, Direct Fit, 21571" (Part No.21571)

"NTK Switching Oxygen Sensor: 4 Wire, 12.75"" Long, Heated, Direct Fit, 21571"

from

$125.99
NGK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
See More

GM Genuine Parts – GM Genuine Parts Oxygen Sensor: 4 Wires, 233 mm Long, Heated, Exact Fit, 213-4575 (Part No.213-4575)

GM Genuine Parts Oxygen Sensor: 4 Wires, 233 mm Long, Heated, Exact Fit, 213-4575

from

$201.99
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are special feedback sensors on your vehicle’s exhaust system and measure the proportion of oxygen in exhaust gases. Using this measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
See More

DENSO – "DENSO Oxygen Sensor: Downstream, 4 Wire, 12.60"" Long, Heated, Exact Fit, 234-4244" (Part No.234-4244)

"DENSO Oxygen Sensor: Downstream, 4 Wire, 12.60"" Long, Heated, Exact Fit, 234-4244"

from

$92.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
See More

Bosch – "Bosch Wideband Oxygen Sensor: 4 Wire, 12.9"" Long, Heated, Exact Fit, 16017" (Part No.16017)

"Bosch Wideband Oxygen Sensor: 4 Wire, 12.9"" Long, Heated, Exact Fit, 16017"

from

$59.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

Bosch – "Bosch Oxygen Sensor: 4 Wire, 10.2"" Long, Heated, Exact Fit, 16134" (Part No.16134)

"Bosch Oxygen Sensor: 4 Wire, 10.2"" Long, Heated, Exact Fit, 16134"

from

$96.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

Bosch – "Bosch Oxygen Sensor: 4 Wire, 29.92"" Long, Heated, Exact Fit, 15141" (Part No.15141)

"Bosch Oxygen Sensor: 4 Wire, 29.92"" Long, Heated, Exact Fit, 15141"

from

$86.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

Bosch – "Bosch Oxygen Sensor: 4 Wire, 19.88"" Long, Heated, Exact Fit, 15283" (Part No.15283)

"Bosch Oxygen Sensor: 4 Wire, 19.88"" Long, Heated, Exact Fit, 15283"

from

$119.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

Bosch – "Bosch Wideband Oxygen Sensor: 5 Wire, 12.13"" Long, Heated, Exact Fit, 15143" (Part No.15143)

"Bosch Wideband Oxygen Sensor: 5 Wire, 12.13"" Long, Heated, Exact Fit, 15143"

from

$121.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

NTK – "NTK Switching Oxygen Sensor: 4 Wire, 18.5"" Long, Heated, Direct Fit, 21555" (Part No.21555)

"NTK Switching Oxygen Sensor: 4 Wire, 18.5"" Long, Heated, Direct Fit, 21555"

from

$89.99
NGK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
See More

DENSO – "DENSO Oxygen Sensor: 4 Wire, 21.65"" Long, Heated, Exact Fit, 234-4673" (Part No.234-4673)

"DENSO Oxygen Sensor: 4 Wire, 21.65"" Long, Heated, Exact Fit, 234-4673"

from

$74.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA1517 (Part No.PTA1517)

Carquest Multi-Use Connector, PTA1517

from

$53.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.
See More

GM Genuine Parts – GM Genuine Parts 4-Way Female Gray Multi-Purpose Pigtail, PT1069 (Part No.PT1069)

GM Genuine Parts 4-Way Female Gray Multi-Purpose Pigtail, PT1069

from

$64.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA2022 (Part No.PTA2022)

Carquest Multi-Use Connector, PTA2022

from

$54.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA1317 (Part No.PTA1317)

Carquest Multi-Use Connector, PTA1317

from

$79.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.
See More

Most Popular Oxygen Sensors for 2011 Cadillac STSs

Enhance your 2011 Cadillac STS with one of the 12 Oxygen Sensors we have in stock, starting at just $59.99.

Bosch – "Bosch Oxygen Sensor: 4 Wire, 24.92"" Long, Heated, Universal, 15733" (Part No.15733)

"Bosch Oxygen Sensor: 4 Wire, 24.92"" Long, Heated, Universal, 15733"

from

$92.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

Bosch – "Bosch Oxygen Sensor: 4 Wire, 15.47"" Long, Heated, Exact Fit, 16861" (Part No.16861)

"Bosch Oxygen Sensor: 4 Wire, 15.47"" Long, Heated, Exact Fit, 16861"

from

$122.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

Bosch – "Bosch Oxygen Sensor: 4 Wire, 10.2"" Long, Heated, Exact Fit, 16134" (Part No.16134)

"Bosch Oxygen Sensor: 4 Wire, 10.2"" Long, Heated, Exact Fit, 16134"

from

$96.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

Bosch – "Bosch Wideband Oxygen Sensor: 4 Wire, 12.9"" Long, Heated, Exact Fit, 16017" (Part No.16017)

"Bosch Wideband Oxygen Sensor: 4 Wire, 12.9"" Long, Heated, Exact Fit, 16017"

from

$59.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
See More

GM Genuine Parts – GM Genuine Parts Oxygen Sensor: 4 Wires, 163 mm Long, Heated, Exact Fit, 213-4576 (Part No.213-4576)

GM Genuine Parts Oxygen Sensor: 4 Wires, 163 mm Long, Heated, Exact Fit, 213-4576

from

$157.99
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are special feedback sensors on your vehicle’s exhaust system and measure the proportion of oxygen in exhaust gases. Using this measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
See More

DENSO – "DENSO Oxygen Sensor: 4 Wire, 10.24"" Long, Heated, Exact Fit, 234-4565" (Part No.234-4565)

"DENSO Oxygen Sensor: 4 Wire, 10.24"" Long, Heated, Exact Fit, 234-4565"

from

$107.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
See More

NTK – "NTK Switching Oxygen Sensor: 4 Wire, 12.75"" Long, Heated, Direct Fit, 21571" (Part No.21571)

"NTK Switching Oxygen Sensor: 4 Wire, 12.75"" Long, Heated, Direct Fit, 21571"

from

$125.99
NGK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
See More

NTK – "NTK Switching Oxygen Sensor: 4 Wire, 13.75"" Long, Heated, Direct Fit, 21569" (Part No.21569)

"NTK Switching Oxygen Sensor: 4 Wire, 13.75"" Long, Heated, Direct Fit, 21569"

from

$69.99
NGK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
See More

GM Genuine Parts – GM Genuine Parts Oxygen Sensor: 4 Wires, 233 mm Long, Heated, Exact Fit, 213-4575 (Part No.213-4575)

GM Genuine Parts Oxygen Sensor: 4 Wires, 233 mm Long, Heated, Exact Fit, 213-4575

from

$201.99
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are special feedback sensors on your vehicle’s exhaust system and measure the proportion of oxygen in exhaust gases. Using this measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
See More

DENSO – "DENSO Oxygen Sensor: Upstream, 4 Wire, 14.17"" Long, Heated, Exact Fit, 234-4819" (Part No.234-4819)

"DENSO Oxygen Sensor: Upstream, 4 Wire, 14.17"" Long, Heated, Exact Fit, 234-4819"

from

$124.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
See More

NTK – "NTK Switching Oxygen Sensor: 4 Wire, 14.75"" Long, Heated, Direct Fit, 21575" (Part No.21575)

"NTK Switching Oxygen Sensor: 4 Wire, 14.75"" Long, Heated, Direct Fit, 21575"

from

$98.99
NGK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
See More

DENSO – "DENSO Oxygen Sensor: Downstream, 4 Wire, 12.60"" Long, Heated, Exact Fit, 234-4244" (Part No.234-4244)

"DENSO Oxygen Sensor: Downstream, 4 Wire, 12.60"" Long, Heated, Exact Fit, 234-4244"

from

$92.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
See More

Best-Selling 2011 Cadillac STS Oxygen Sensor Connectors

Upgrade your STS with one of our 2 best-selling Oxygen Sensor Connectors.

GM Genuine Parts – GM Genuine Parts 4-Way Female Gray Multi-Purpose Pigtail, PT1069 (Part No.PT1069)

GM Genuine Parts 4-Way Female Gray Multi-Purpose Pigtail, PT1069

from

$64.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA1317 (Part No.PTA1317)

Carquest Multi-Use Connector, PTA1317

from

$79.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.
See More

FAQs for 2011 Cadillac STS Oxygen Sensors

What are the best-selling Oxygen Sensors for 2011 Cadillac STSs?

Out of 14 Oxygen Sensors that fit 2011 Cadillac STSs, the following parts are the top sellers:

What’s the price range for 2011 Cadillac STS Oxygen Sensors?

The prices of Oxygen Sensors for the 2011 Cadillac STS range from $59.99 up to $201.99 for the most premium parts.

What is the average price of an Oxygen Sensor for a 2011 Cadillac STS?

The average price for Oxygen Sensors for the 2011 Cadillac STS is $107.06. Keep in mind the variety of part types within our Oxygen Sensor category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Oxygen Sensors for other Cadillac STS model years?

Yes, we carry Oxygen Sensors for 5 model years of Cadillac STSs between 2005 and 2010. The following model years are the most popular for Oxygen Sensor purchases: 2010, 2009, 2008, 2007, 2006, and 2005.

What are the cheapest Oxygen Sensors for my 2011 Cadillac STS?

Does Advance Auto Parts sell Oxygen Sensors for any other 2011 Cadillac models?

Yes. We stock Oxygen Sensors for 5 other popular 2011 Cadillac models. Some of the most popular are 2011 Escalade Oxygen Sensors, 2011 Escalade ESV Oxygen Sensors, 2011 Escalade EXT Oxygen Sensors, 2011 CTS Oxygen Sensors, and 2011 DTS Oxygen Sensors.

What are the top-rated Oxygen Sensors that fit the 2011 Cadillac STS?

The one 2011 Cadillac STS Oxygen Sensor we have in stock is the "Bosch Wideband Oxygen Sensor: 4 Wire, 12.9"" Long, Heated, Exact Fit, 16017". It costs $59.99.

What types of Oxygen Sensors do you sell for my 2011 Cadillac STS?

As of 8/2/26, these are some of the most in-demand types of Oxygen Sensors for a 2011 Cadillac STS:

Can I get help with 2011 Cadillac STS Oxygen Sensor orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Cadillac Oxygen Sensors and more.

What is your return policy for Cadillac STS Oxygen Sensors?

Advance Auto Parts keeps returns simple. For new Cadillac STS Oxygen Sensors and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.