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Cadillac STS Oxygen Sensor

Great cars and trucks like your STS need great parts.

The vehicle in your driveway is head and shoulders above the rest compared to all the other vehicles these days. Cadillac automobile enthusiasts have become used to a certain level of a reputation for strength when driving their STS around town. Your Cadillac dealership isn't the only place to buy the best repair parts to fix your STS. Car aficionados know that luxury is built into each Cadillac, and know that only the highest quality replacement STS parts will suffice when repairs are needed.

What Oxygen Sensor does for your vehicle.

Achieving maximum power and fuel efficiency with your car or truck depends on how well you maintain your engine and exhaust parts. The fuel-injection system on your Cadillac STS is heavily controlled by a computer which uses data collected by your oxygen sensors. Your Cadillac STS oxygen sensors sit in the exhaust manifold, exhaust pipes, and catalytic converter and analyze the quality of the exhaust gases to determine how well your fuel delivery and emissions reduction parts are working. When oxygen sensors fail your engine will not be operating as it should; lacking in power and lowering gas mileage, and it will likely be emitting an excess of hazardous exhaust.

We carry what you are looking for.

Select Your YearDon't let a Oxygen Sensor repair spell the end of your car, truck, or SUV, and don't risk lowering its resale value by installing anything but the best repair parts. At Car Parts Discount, we have real customer support agents here with enough expertise to help you buy the correct Cadillac STS part for your needs. Trust in the value of the parts you get from carpartsdiscount.com and realize incredible savings on all your upcoming repairs. Just choose your year from the list below to find the right Cadillac STS Oxygen Sensor for your 2011, 2010, 2009, 2008, 2007, 2006, 2005 model.

Bosch Universal Oxygen Sensor 15733
41.85, Save 39%   POPULAR
OEM: 15733, Item: 581937
10 or More In Stock, Usually ships within 1-2 business days

Cadillac STS, 3.6L 3555CC 217Cu. In. V6
Cadillac STS, 4.6L 4600CC 281Cu. In. V8
Cadillac STS Oxygen Sensor, OEM: 234-4212/2344212
Denso Oxygen Sensor 234-4212
33.35, Save 39%   NEW ITEM
OEM: 234-4212, Item: 21532
10 or More In Stock, Usually ships within 1 business day

Cadillac STS, 4.6L 4565CC 279Cu. In. V8
Cadillac STS, 4.6L 4600CC 281Cu. In. V8
Cadillac STS Air- Fuel Ratio Sensor, OEM: 234-5002/2345002
Denso Air- Fuel Ratio Sensor 234-5002
80.65, Save 39%   NEW ITEM
OEM: 234-5002, Item: 17519
10 or More In Stock, Usually ships within 1 business day

Cadillac STS, 3.6L 3555CC 217Cu. In. V6
Cadillac STS, 4.6L 4600CC 281Cu. In. V8
Cadillac STS Oxygen Sensor, OEM: 234-4673/2344673
Denso Oxygen Sensor 234-4673
35.65, Save 39%   NEW ITEM
OEM: 234-4673, Item: 19382
10 or More In Stock, Usually ships within 1 business day

Cadillac STS, 4.6L 4565CC 279Cu. In. V8
Cadillac STS, 4.6L 4600CC 281Cu. In. V8
Cadillac STS Oxygen Sensor, OEM: 24320
NTK Oxygen Sensor 24320
164.65, Save 39%   NEW ITEM
OEM: 24320, Item: 73755
10 or More In Stock, Usually ships within 1 business day

Cadillac STS, 3.6L 3555CC 217Cu. In. V6
Cadillac STS, 4.6L 4600CC 281Cu. In. V8
Cadillac STS Oxygen Sensor, OEM: ES20113
Delphi Oxygen Sensor ES20113
38.25, Save 39%   UPDATED
OEM: ES20113, Item: 997809
10 or More In Stock, Usually ships within 1 business day

Cadillac STS, 3.6L 3555CC 217Cu. In. V6
Cadillac STS, 4.6L 4600CC 281Cu. In. V8
Cadillac STS, Base, 3.6L 3555CC 217Cu. In. V6
Cadillac STS, Base, 4.6L 4600CC 281Cu. In. V8
Cadillac STS, Platinum, 3.6L 3555CC 217Cu. In. V6
Cadillac STS Oxygen Sensor, OEM: OS5509
Spectra Premium Oxygen Sensor OS5509
50.95, Save 39%   NEW ITEM
OEM: OS5509, Item: 1112734
10 or More In Stock, Usually ships within 1 business day

Cadillac STS, 3.6L 3555CC 217Cu. In. V6
Cadillac STS, 4.6L 4600CC 281Cu. In. V8
Cadillac STS Air- Fuel Ratio Sensor, OEM: 24327
NGK Air- Fuel Ratio Sensor 24327
213.85, Save 39%   NEW ITEM
OEM: 24327, Item: 462960
2 In Stock, Usually ships within 1 business day

Cadillac STS, 3.6L 3555CC 217Cu. In. V6
Cadillac STS, 4.6L 4600CC 281Cu. In. V8
Cadillac STS Oxygen Sensor, OEM: 250-25005/25025005
Walker Products Oxygen Sensor 250-25005
75.85, Save 39%   NEW ITEM
OEM: 250-25005, Item: 1195793
10 or More In Stock, Usually ships within 1 business day

Cadillac STS, 3.6L 3555CC 217Cu. In. V6
Cadillac STS, 4.6L 4600CC 281Cu. In. V8
Cadillac STS Oxygen Sensor, OEM: 234-4818/2344818
Denso Oxygen Sensor 234-4818
51.25, Save 39%   NEW ITEM
OEM: 234-4818, Item: 18242
10 or More In Stock, Usually ships within 1 business day

Cadillac STS, 3.6L 3555CC 217Cu. In. V6
Cadillac STS, 4.6L 4600CC 281Cu. In. V8