Car Parts Discount
Cadillac PartsCadillac STS PartsOxygen Sensor

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.

Info: Select your make and model in the red title bar above so we can show the parts you need.
Cadillac STS Oxygen Sensor, OEM: 234-4212/2344212Denso
2007-2010 Cadillac STS Denso Oxygen Sensor 234-4212
33.45, Save 39%   NEW ITEM
OEM: 234-4212, Item: 1189880
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Bosch
2006-2010 Cadillac STS Bosch Oxygen Sensor 15741
35.75, Save 39%   NEW ITEM
OEM: 15741, Item: 1158858
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream, Downstream, Downstream Left

Cadillac STS Oxygen Sensor, OEM: 234-4673/2344673Denso
2007-2010 Cadillac STS Denso Oxygen Sensor 234-4673
35.75, Save 39%   NEW ITEM
OEM: 234-4673, Item: 1190296
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 250-24698/25024698Walker Products
2006-2009 Cadillac STS Walker Products Oxygen Sensor 250-24698
37.25, Save 39%   NEW ITEM
OEM: 250-24698, Item: 1195651
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Oxygen Sensor, OEM: ES20113Delphi
2005-2008 Cadillac STS Delphi Oxygen Sensor ES20113
39.05, Save 39%  
OEM: ES20113, Item: 997809
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Rear, Rear Right

Cadillac STS Oxygen Sensor, OEM: 15131Bosch
2006-2009 Cadillac STS Bosch Oxygen Sensor 15131
41.35, Save 39%   NEW ITEM
OEM: 15131, Item: 949586
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Cadillac STS Oxygen Sensor, OEM: 15733Bosch
2005-2011 Cadillac STS Bosch Oxygen Sensor 15733
42.25, Save 39%   NEW ITEM
OEM: 15733, Item: 949791
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream, Upstream, Downstream Left, Downstream Right

Cadillac STS Oxygen Sensor, OEM: 250-24492/25024492Walker Products
2007-2010 Cadillac STS Walker Products Oxygen Sensor 250-24492
43.55, Save 39%   NEW ITEM
OEM: 250-24492, Item: 1195557
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 250-24728/25024728Walker Products
2006-2010 Cadillac STS Walker Products Oxygen Sensor 250-24728
43.65, Save 39%   NEW ITEM
OEM: 250-24728, Item: 1195670
  Only 9 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Left, Downstream Right

Cadillac STS Oxygen Sensor, OEM: 16017Bosch
2008-2011 Cadillac STS Bosch Oxygen Sensor 16017
43.75, Save 39%   NEW ITEM
OEM: 16017, Item: 949857
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Left

Cadillac STS Oxygen Sensor, OEM: 15165Bosch
2006-2010 Cadillac STS Bosch Oxygen Sensor 15165
44.25, Save 39%   NEW ITEM
OEM: 15165, Item: 1460417
  Only 1 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream, Downstream Left

Cadillac STS Oxygen Sensor, OEM: 234-4341/2344341Denso
2006-2010 Cadillac STS Denso Oxygen Sensor 234-4341
45.35, Save 39%   NEW ITEM
OEM: 234-4341, Item: 1190001
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream, Downstream Left

Cadillac STS Oxygen Sensor, OEM: 250-24746/25024746Walker Products
2008-2011 Cadillac STS Walker Products Oxygen Sensor 250-24746
46.05, Save 39%   NEW ITEM
OEM: 250-24746, Item: 1195683
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Left

Cadillac STS Oxygen Sensor, OEM: 16133Bosch
2010-2011 Cadillac STS Bosch Oxygen Sensor 16133
46.45, Save 39%   NEW ITEM
OEM: 16133, Item: 949874
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Left

Cadillac STS Oxygen Sensor, OEM: 250-24773/25024773Walker Products
2005-2011 Cadillac STS Walker Products Oxygen Sensor 250-24773
46.65, Save 39%   NEW ITEM
OEM: 250-24773, Item: 1195700
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Left, Downstream Right

Cadillac STS Oxygen Sensor, OEM: 16746Bosch
2005-2006 Cadillac STS Bosch Oxygen Sensor 16746
47.05, Save 39%   POPULAR
OEM: 16746, Item: 949930
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream

Cadillac STS Oxygen Sensor, OEM: 15733Bosch
2005-2011 Cadillac STS Bosch Oxygen Sensor 15733
48.15, Save 39%   NEW ITEM
OEM: 15733, Item: 66701
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Rear, Lower, Left Lower, Right Lower, Upper

Cadillac STS Oxygen Sensor, OEM: 234-4244/2344244Denso
2008-2011 Cadillac STS Denso Oxygen Sensor 234-4244
49.35, Save 39%   NEW ITEM
OEM: 234-4244, Item: 1189911
  Only 8 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Left

Cadillac STS Oxygen Sensor, OEM: 16828Bosch
2007-2009 Cadillac STS Bosch Oxygen Sensor 16828
51.95, Save 39%   NEW ITEM
OEM: 16828, Item: 949939
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream, Downstream Right

Cadillac STS Oxygen Sensor, OEM: 234-4818/2344818Denso
2005-2011 Cadillac STS Denso Oxygen Sensor 234-4818
54.35, Save 39%   NEW ITEM
OEM: 234-4818, Item: 1190434
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream, Downstream Right

Cadillac STS Oxygen Sensor, OEM: 16134Bosch
2010-2011 Cadillac STS Bosch Oxygen Sensor 16134
54.75, Save 39%   NEW ITEM
OEM: 16134, Item: 1361389
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Right

Cadillac STS Oxygen Sensor, OEM: 213-3851/2133851ACDelco
2007-2009 Cadillac STS ACDelco Oxygen Sensor 213-3851
62.75, Save 39%   NEW ITEM
OEM: 213-3851, Item: 888102
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Center, Center Right

Cadillac STS Oxygen Sensor, OEM: 234-4819/2344819Denso
2008-2011 Cadillac STS Denso Oxygen Sensor 234-4819
64.55, Save 39%   NEW ITEM
OEM: 234-4819, Item: 1190435
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 16861Bosch
2008-2011 Cadillac STS Bosch Oxygen Sensor 16861
66.55, Save 39%   NEW ITEM
OEM: 16861, Item: 1379106
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Cadillac STS Oxygen Sensor, OEM: 213-4534/2134534ACDelco
2008-2011 Cadillac STS ACDelco Oxygen Sensor 213-4534
66.85, Save 39%   NEW ITEM
OEM: 213-4534, Item: 888221
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Left

Cadillac STS Oxygen Sensor, OEM: ES20009Delphi
2007-2010 Cadillac STS Delphi Oxygen Sensor ES20009
67.25, Save 39%   NEW ITEM
OEM: ES20009, Item: 997711
  Only 6 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Cadillac STS Oxygen Sensor, OEM: 250-24722/25024722Walker Products
2007-2010 Cadillac STS Walker Products Oxygen Sensor 250-24722
69.85, Save 39%   NEW ITEM
OEM: 250-24722, Item: 1195665
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Right

Cadillac STS Oxygen Sensor, OEM: 213-2823/2132823ACDelco
2005-2006 Cadillac STS ACDelco Oxygen Sensor 213-2823
73.45, Save 39%   NEW ITEM
OEM: 213-2823, Item: 887996
  Only 6 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream

Cadillac STS Oxygen Sensor, OEM: 250-24324/25024324Walker Products
2008-2011 Cadillac STS Walker Products Oxygen Sensor 250-24324
75.45, Save 39%   NEW ITEM
OEM: 250-24324, Item: 1195411
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 250-25005/25025005Walker Products
2005-2006 Cadillac STS Walker Products Oxygen Sensor 250-25005
76.35, Save 39%   NEW ITEM
OEM: 250-25005, Item: 1195793
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Air- Fuel Ratio Sensor, OEM: 234-5002/2345002Denso
2005-2006 Cadillac STS Denso Air- Fuel Ratio Sensor 234-5002
84.35, Save 39%   NEW ITEM
OEM: 234-5002, Item: 17519
  Only 7 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Cadillac STS Oxygen Sensor, OEM: 17205Bosch
2005-2006 Cadillac STS Bosch Oxygen Sensor 17205
85.15, Save 39%   NEW ITEM
OEM: 17205, Item: 949989
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 234-4338/2344338Denso
2007-2010 Cadillac STS Denso Oxygen Sensor 234-4338
85.55, Save 39%   NEW ITEM
OEM: 234-4338, Item: 587192
  Only 2 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream Right

Cadillac STS OE Style Oxygen Sensor, OEM: 15143Bosch
2006 Cadillac STS Bosch OE Style Oxygen Sensor 15143
90.05, Save 39%   NEW ITEM
OEM: 15143, Item: 581756
  Only 1 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left

Cadillac STS Oxygen Sensor, OEM: 17300Bosch
2005-2007 Cadillac STS Bosch Oxygen Sensor 17300
96.45, Save 39%   NEW ITEM
OEM: 17300, Item: 950010
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Cadillac STS Oxygen Sensor, OEM: 213-2957/2132957ACDelco
2007-2010 Cadillac STS ACDelco Oxygen Sensor 213-2957
98.25, Save 39%   NEW ITEM
OEM: 213-2957, Item: 888014
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 250-25038/25025038Walker Products
2005-2007 Cadillac STS Walker Products Oxygen Sensor 250-25038
107.05, Save 39%   NEW ITEM
OEM: 250-25038, Item: 1195821
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 213-1572/2131572ACDelco
2005-2006 Cadillac STS ACDelco Oxygen Sensor 213-1572
123.75, Save 39%   NEW ITEM
OEM: 213-1572, Item: 887928
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 213-3240/2133240ACDelco
2005-2007 Cadillac STS ACDelco Oxygen Sensor 213-3240
124.95, Save 39%   NEW ITEM
OEM: 213-3240, Item: 888035
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Cadillac STS Oxygen Sensor, OEM: ES10923Delphi
2005-2006 Cadillac STS Delphi Oxygen Sensor ES10923
131.45, Save 39%   NEW ITEM
OEM: ES10923, Item: 997647
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 213-3850/2133850ACDelco
2008-2011 Cadillac STS ACDelco Oxygen Sensor 213-3850
137.45, Save 39%   NEW ITEM
OEM: 213-3850, Item: 888101
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Cadillac STS Air- Fuel Ratio Sensor, OEM: 24320NGK
2005-2006 Cadillac STS NGK Air- Fuel Ratio Sensor 24320
141.65, Save 39%   NEW ITEM
OEM: 24320, Item: 1399014
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Oxygen Sensor, OEM: 24320NTK
2005-2006 Cadillac STS NTK Oxygen Sensor 24320
146.65, Save 39%   NEW ITEM
OEM: 24320, Item: 73755
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left Upper, Right Upper

Cadillac STS Oxygen Sensor, OEM: 213-3896/2133896ACDelco
2005-2006 Cadillac STS ACDelco Oxygen Sensor 213-3896
147.45, Save 39%   NEW ITEM
OEM: 213-3896, Item: 894261
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right

Cadillac STS Air- Fuel Ratio Sensor, OEM: 24327NGK
2005-2007 Cadillac STS NGK Air- Fuel Ratio Sensor 24327
213.85, Save 39%   NEW ITEM
OEM: 24327, Item: 462960
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream Left, Upstream Right