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Audi PartsAudi A4 PartsOxygen Sensor

Audi A4 Oxygen Sensor

Why you drive your A4.

The vehicle in your driveway is head and shoulders above the rest when it comes to all the cars, trucks, and SUVs on the road today. While it's not hard to locate replacement parts for Audi vehicles, these days only the highest quality are required to fix your car or truck. Obviously, you didn't buy your A4 unless you knew that you wanted best-in-class service and dependability both impeccably combined into one vehicle. Your Audi dealership isn't the only place to locate trusted parts to repair your A4.

Why Oxygen Sensor replacement is so important.

Achieving maximum power and fuel efficiency with your car or truck depends on the quality and performance of the parts you use. The fuel-injection system on your Audi A4 is heavily controlled by a computer which uses data collected by your oxygen sensors. Your Audi A4 oxygen sensors use the particulates in the exhaust gas to determine if the fuel is too rich, too lean, or if the catalytic converter isn't 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.

There's no better place for thousands of items to choose from.

Select Your YearBuying new Audi parts from www.carpartsdiscount.com means you are paying the lowest prices for the most superior original and aftermarket replacement A4 parts on the internet. Given all the trouble that can be involved with fixing broken parts on your car or truck, let www.carpartsdiscount.com be the number one store you go to make buying it easy. When your Audi requires a new replacement Oxygen Sensor, there's no need to trust any store other than the authority, Car Parts Discount. Just choose your year from the list below to find the right Audi A4 Oxygen Sensor for your 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996 model.

Info: Select your make and model in the red title bar above so we can show the parts you need.
Bosch
Bosch
$35.75 - $174.15
47 Parts
Bosch
2006-2008 Audi A4 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: Downstream Left

Audi A4 Oxygen Sensor, OEM: 15733Bosch
2000-2016 Audi A4 Bosch Oxygen Sensor 15733
42.25, Save 39%   NEW ITEM
OEM: 15733, Item: 949791
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream, Downstream

Audi A4 Oxygen Sensor, OEM: 15735Bosch
1996-1997 Audi A4 Bosch Oxygen Sensor 15735
42.75, Save 39%   NEW ITEM
OEM: 15735, Item: 949792
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 15733Bosch
2006-2008 Audi A4 Bosch Oxygen Sensor 15733
48.15, Save 39%   NEW ITEM
OEM: 15733, Item: 66701
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 1K0 998 262/1K0998262Bosch
2000, 2002-2004 Audi A4 Bosch Oxygen Sensor 1K0 998 262
58.85, Save 39%   POPULAR
OEM: 1K0 998 262, Item: 484792
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Front, Rear Left, Rear Right

Audi A4 Oxygen Sensor, OEM: 13842Bosch
1997-1999 Audi A4 Bosch Oxygen Sensor 13842
62.65, Save 39%   NEW ITEM
OEM: 13842, Item: 949494
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream, Upstream

Audi A4 Oxygen Sensor, OEM: 16978Bosch
2000, 2002-2004 Audi A4 Bosch Oxygen Sensor 16978
64.35, Save 39%   NEW ITEM
OEM: 16978, Item: 362666
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream, Downstream Right

Audi A4 Oxygen Sensor, OEM: 16121Bosch
2004-2005 Audi A4 Bosch Oxygen Sensor 16121
65.85, Save 39%   NEW ITEM
OEM: 16121, Item: 949870
  Only 5 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 13740Bosch
1997-1998 Audi A4 Bosch Oxygen Sensor 13740
66.05, Save 39%   NEW ITEM
OEM: 13740, Item: 949462
  Only 3 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 15160Bosch
1998-1999 Audi A4 Bosch Oxygen Sensor 15160
70.35, Save 39%   NEW ITEM
OEM: 15160, Item: 949606
  Only 6 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 15160Bosch
1998-1999 Audi A4 Bosch Oxygen Sensor 15160
71.15, Save 39%   NEW ITEM
OEM: 15160, Item: 66663
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 13842Bosch
1997-1999 Audi A4 Bosch Oxygen Sensor 13842
71.15, Save 39%   POPULAR
OEM: 13842, Item: 64900
  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

Audi A4 Oxygen Sensor, OEM: 16978Bosch
2000-2006 Audi A4 Bosch Oxygen Sensor 16978
72.85, Save 39%   NEW ITEM
OEM: 16978, Item: 949943
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream, Downstream

Audi A4 Oxygen Sensor, OEM: 021 906 265 AK/021906265AKBosch
1997-1999 Audi A4 Bosch Oxygen Sensor 021 906 265 AK
73.55, Save 39%   NEW ITEM
OEM: 021 906 265 AK, Item: 481854
  Only 5 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Rear, Front Left, Front Right

Audi A4 Oxygen Sensor, OEM: 1K0 998 262 T/1K0998262TBosch
2009-2016 Audi A4 Bosch Oxygen Sensor 1K0 998 262 T
74.15, Save 39%   NEW ITEM
OEM: 1K0 998 262 T, Item: 530219
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Rear

Audi A4 Oxygen Sensor, OEM: 13550Bosch
1996-1999 Audi A4 Bosch Oxygen Sensor 13550
75.55, Save 39%   NEW ITEM
OEM: 13550, Item: 949397
  Only 6 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Right

Audi A4 Oxygen Sensor, OEM: 16986Bosch
2005-2009 Audi A4 Bosch Oxygen Sensor 16986
76.85, Save 39%   NEW ITEM
OEM: 16986, Item: 67038
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 16034Bosch
2005 Audi A4 Bosch Oxygen Sensor 16034
79.55, Save 39%   NEW ITEM
OEM: 16034, Item: 949859
  Only 8 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor - Black Connector, OEM: 1K0 998 262 R/1K0998262RBosch
2005 Audi A4 Bosch Oxygen Sensor - Black Connector 1K0 998 262 R
80.05, Save 39%   NEW ITEM
OEM: 1K0 998 262 R, Item: 484805
  Only 4 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Rear Left, Rear Right

Audi A4 Oxygen Sensor, OEM: 16002Bosch
2009-2016 Audi A4 Bosch Oxygen Sensor 16002
81.55, Save 39%   NEW ITEM
OEM: 16002, Item: 949856
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 13552Bosch
1996-1999 Audi A4 Bosch Oxygen Sensor 13552
82.15, Save 39%   NEW ITEM
OEM: 13552, Item: 949398
  Only 8 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Left

Audi A4 Oxygen Sensor, OEM: 16073Bosch
2000-2001 Audi A4 Bosch Oxygen Sensor 16073
84.25, Save 39%   NEW ITEM
OEM: 16073, Item: 66966
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream, Downstream

Bosch
2000-2006 Audi A4 Bosch Oxygen Sensor 16132
84.35, Save 39%   NEW ITEM
OEM: 16132, Item: 450523
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream, Downstream Left

Audi A4 Oxygen Sensor, OEM: 13550Bosch
1996-1999 Audi A4 Bosch Oxygen Sensor 13550
84.55, Save 39%   NEW ITEM
OEM: 13550, Item: 64766
  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 Right

Audi A4 Oxygen Sensor, OEM: 13524Bosch
1996-1997 Audi A4 Bosch Oxygen Sensor 13524
85.75, Save 39%   NEW ITEM
OEM: 13524, Item: 949388
  Only 9 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 16986Bosch
2005-2009 Audi A4 Bosch Oxygen Sensor 16986
86.15, Save 39%   NEW ITEM
OEM: 16986, Item: 949946
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 1K0 998 262 E/1K0998262EBosch
2005-2009 Audi A4 Bosch Oxygen Sensor 1K0 998 262 E
87.35, Save 39%  
OEM: 1K0 998 262 E, Item: 527880
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Rear

Audi A4 Oxygen Sensor, OEM: 16307Bosch
2000 Audi A4 Bosch Oxygen Sensor 16307
87.75, Save 39%   NEW ITEM
OEM: 16307, Item: 949897
  Only 3 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 1K0 998 262 AB/1K0998262ABBosch
2000-2001 Audi A4 Bosch Oxygen Sensor 1K0 998 262 AB
88.35, Save 39%   NEW ITEM
OEM: 1K0 998 262 AB, Item: 484793
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Front, Rear

Audi A4 Oxygen Sensor, OEM: 16073Bosch
2000-2001 Audi A4 Bosch Oxygen Sensor 16073
91.65, Save 39%   NEW ITEM
OEM: 16073, Item: 949866
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream, Downstream

Audi A4 Oxygen Sensor, OEM: 1K0 998 262 D/1K0998262DBosch
2001-2006 Audi A4 Bosch Oxygen Sensor 1K0 998 262 D
98.35, Save 39%   POPULAR
OEM: 1K0 998 262 D, Item: 484796
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Front

Audi A4 Oxygen Sensor - Green Connector, OEM: 078 906 265 G/078906265GBosch
1996-1999 Audi A4 Bosch Oxygen Sensor - Green Connector 078 906 265 G
107.75, Save 39%   NEW ITEM
OEM: 078 906 265 G, Item: 483708
  Only 1 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Rear Right

Audi A4 Oxygen Sensor, OEM: 17351Bosch
2001-2006 Audi A4 Bosch Oxygen Sensor 17351
108.55, Save 39%   NEW ITEM
OEM: 17351, Item: 461163
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Bosch
2009-2016 Audi A4 Bosch Oxygen Sensor 02580100380VT
108.85, Save 39%   NEW ITEM
OEM: 02580100380VT, Item: 1424436
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 17353Bosch
2002-2005 Audi A4 Bosch Oxygen Sensor 17353
110.05, Save 39%   NEW ITEM
OEM: 17353, Item: 950018
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 13552Bosch
1996-1999 Audi A4 Bosch Oxygen Sensor 13552
112.55, Save 39%   NEW ITEM
OEM: 13552, Item: 64768
  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: Downstream Left

Audi A4 Oxygen Sensor, OEM: 1K0 998 262 N/1K0998262NBosch
2005-2009 Audi A4 Bosch Oxygen Sensor 1K0 998 262 N
113.65, Save 39%  
OEM: 1K0 998 262 N, Item: 484802
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Front

Bosch
2006-2008 Audi A4 Bosch Oxygen Sensor 18052
116.25, Save 39%   NEW ITEM
OEM: 18052, Item: 1371114
  Only 7 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 17178Bosch
2009-2016 Audi A4 Bosch Oxygen Sensor 17178
116.45, Save 39%   NEW ITEM
OEM: 17178, Item: 949982
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 1K0 998 262 F/1K0998262FBosch
2002-2005 Audi A4 Bosch Oxygen Sensor 1K0 998 262 F
116.75, Save 39%   NEW ITEM
OEM: 1K0 998 262 F, Item: 484797
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Front Left, Front Right

Audi A4 Oxygen Sensor - Brown Connector, OEM: 078 906 265 F/078906265FBosch
1996-1999 Audi A4 Bosch Oxygen Sensor - Brown Connector 078 906 265 F
117.15, Save 39%   NEW ITEM
OEM: 078 906 265 F, Item: 483707
  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: Rear Left

Audi A4 Oxygen Sensor, OEM: 17353Bosch
2002-2005 Audi A4 Bosch Oxygen Sensor 17353
121.95, Save 39%   NEW ITEM
OEM: 17353, Item: 67805
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 1K0 998 262 L/1K0998262LBosch
2009-2016 Audi A4 Bosch Oxygen Sensor 1K0 998 262 L
123.45, Save 39%   NEW ITEM
OEM: 1K0 998 262 L, Item: 484800
  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: Front

Audi A4 Oxygen Sensor, OEM: 17480Bosch
2005-2009 Audi A4 Bosch Oxygen Sensor 17480
130.55, Save 39%   NEW ITEM
OEM: 17480, Item: 950025
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 17178Bosch
2009-2016 Audi A4 Bosch Oxygen Sensor 17178
139.95, Save 39%   NEW ITEM
OEM: 17178, Item: 450527
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Bosch
2005-2009 Audi A4 Bosch Oxygen Sensor 02580171800VT
164.35, Save 39%   NEW ITEM
OEM: 02580171800VT, Item: 1424439
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 15157Bosch
2006-2008 Audi A4 Bosch Oxygen Sensor 15157
174.15, Save 39%   NEW ITEM
OEM: 15157, Item: 66661
  Only 7 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Right

Delphi
Delphi
$62.75 - $118.35
8 Parts
Audi A4 Oxygen Sensor, OEM: ES20168Delphi
2005 Audi A4 Delphi Oxygen Sensor ES20168
62.75, Save 39%   NEW ITEM
OEM: ES20168, Item: 997860
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Rear

Audi A4 Oxygen Sensor, OEM: ES20166Delphi
2000-2006 Audi A4 Delphi Oxygen Sensor ES20166
66.15, Save 39%   NEW ITEM
OEM: ES20166, Item: 997858
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Rear

Audi A4 Oxygen Sensor, OEM: ES10568Delphi
1997-1999 Audi A4 Delphi Oxygen Sensor ES10568
72.75, Save 39%   NEW ITEM
OEM: ES10568, Item: 997570
  Only 1 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream, Upstream

Audi A4 Oxygen Sensor, OEM: ES20164Delphi
2000-2001 Audi A4 Delphi Oxygen Sensor ES20164
88.95, Save 39%   NEW ITEM
OEM: ES20164, Item: 997856
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Rear

Audi A4 Oxygen Sensor, OEM: ES20374Delphi
2005-2009 Audi A4 Delphi Oxygen Sensor ES20374
95.35, Save 39%   NEW ITEM
OEM: ES20374, Item: 1179527
  Only 2 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Rear

Audi A4 Oxygen Sensor, OEM: ES11079Delphi
2005-2009 Audi A4 Delphi Oxygen Sensor ES11079
115.55, Save 39%   NEW ITEM
OEM: ES11079, Item: 997696
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Front

Audi A4 Oxygen Sensor, OEM: ES20160Delphi
2000-2001 Audi A4 Delphi Oxygen Sensor ES20160
118.35, Save 39%   NEW ITEM
OEM: ES20160, Item: 997852
  Only 8 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Front

Audi A4 Oxygen Sensor, OEM: ES20365Delphi
2009-2015 Audi A4 Delphi Oxygen Sensor ES20365
94.05, Save 39%   NO STOCK
OEM: ES20365, Item: 997940
  Restock date not known
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Vehicle Install Locations: Rear

Denso
Denso
$48.55 - $158.35
18 Parts
Audi A4 Oxygen Sensor, OEM: 234-3090/2343090Denso
1996-1997 Audi A4 Denso Oxygen Sensor 234-3090
48.55, Save 39%   NEW ITEM
OEM: 234-3090, Item: 1189637
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 234-4666/2344666Denso
1997-1999 Audi A4 Denso Oxygen Sensor 234-4666
59.65, Save 39%   NEW ITEM
OEM: 234-4666, Item: 1190290
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 234-4664/2344664Denso
1997-1999 Audi A4 Denso Oxygen Sensor 234-4664
60.85, Save 39%   NEW ITEM
OEM: 234-4664, Item: 1190288
  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

Audi A4 Oxygen Sensor, OEM: 234-4809/2344809Denso
2005 Audi A4 Denso Oxygen Sensor 234-4809
62.65, Save 39%   NEW ITEM
OEM: 234-4809, Item: 1190427
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Right

Audi A4 Oxygen Sensor, OEM: 234-4200/2344200Denso
1997-1999 Audi A4 Denso Oxygen Sensor 234-4200
64.85, Save 39%   NEW ITEM
OEM: 234-4200, Item: 1189869
  Only 5 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream, Upstream

Audi A4 Oxygen Sensor, OEM: 234-4201/2344201Denso
1996-1999 Audi A4 Denso Oxygen Sensor 234-4201
67.85, Save 39%   NEW ITEM
OEM: 234-4201, Item: 1189870
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream, Downstream

Audi A4 Oxygen Sensor, OEM: 234-4754/2344754Denso
2011-2017 Audi A4 Denso Oxygen Sensor 234-4754
80.95, Save 39%   NEW ITEM
OEM: 234-4754, Item: 1190375
  Only 9 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 234-4661/2344661Denso
1996-1999 Audi A4 Denso Oxygen Sensor 234-4661
83.25, Save 39%   NEW ITEM
OEM: 234-4661, Item: 1190285
  Only 8 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 234-4808/2344808Denso
2005 Audi A4 Denso Oxygen Sensor 234-4808
85.95, Save 39%   NEW ITEM
OEM: 234-4808, Item: 1190426
  Only 5 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Left

Audi A4 Oxygen Sensor, OEM: 234-3102/2343102Denso
1996-1997 Audi A4 Denso Oxygen Sensor 234-3102
88.25, Save 39%   NEW ITEM
OEM: 234-3102, Item: 23828
  Only 1 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 234-4874/2344874Denso
2000-2006 Audi A4 Denso Oxygen Sensor 234-4874
90.65, Save 39%   NEW ITEM
OEM: 234-4874, Item: 1190472
  Only 2 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream, Downstream

Audi A4 Oxygen Sensor, OEM: 234-4812/2344812Denso
2000-2001 Audi A4 Denso Oxygen Sensor 234-4812
98.95, Save 39%   NEW ITEM
OEM: 234-4812, Item: 1190430
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream, Downstream

Audi A4 Air- Fuel Ratio Sensor, OEM: 234-5115/2345115Denso
2001-2006 Audi A4 Denso Air- Fuel Ratio Sensor 234-5115
102.55, Save 39%   NEW ITEM
OEM: 234-5115, Item: 1190626
  Only 1 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Air- Fuel Ratio Sensor, OEM: 234-5102/2345102Denso
2005-2009 Audi A4 Denso Air- Fuel Ratio Sensor 234-5102
121.95, Save 39%   NEW ITEM
OEM: 234-5102, Item: 1190615
  Only 9 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Air- Fuel Ratio Sensor, OEM: 234-5028/2345028Denso
2002-2005 Audi A4 Denso Air- Fuel Ratio Sensor 234-5028
122.95, Save 39%   NEW ITEM
OEM: 234-5028, Item: 1190551
  Only 4 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream, Upstream Left, Upstream Right

Audi A4 Air- Fuel Ratio Sensor, OEM: 234-5019/2345019Denso
2009-2017 Audi A4 Denso Air- Fuel Ratio Sensor 234-5019
130.05, Save 39%   NEW ITEM
OEM: 234-5019, Item: 1190545
  Only 7 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 234-4829/2344829Denso
2005-2009 Audi A4 Denso Oxygen Sensor 234-4829
135.35, Save 39%   NEW ITEM
OEM: 234-4829, Item: 1190441
  Only 2 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Air- Fuel Ratio Sensor, OEM: 234-5120/2345120Denso
2006-2008 Audi A4 Denso Air- Fuel Ratio Sensor 234-5120
158.35, Save 39%   NEW ITEM
OEM: 234-5120, Item: 1190631
  Only 6 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream Left, Upstream Right

NGK
NGK
$65.65 - $156.55
8 Parts
Audi A4 Oxygen Sensor, OEM: 25549NGK
1997-1998 Audi A4 NGK Oxygen Sensor 25549
65.65, Save 39%   NEW ITEM
OEM: 25549, Item: 1399218
  Only 5 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 25550NGK
1997-1999 Audi A4 NGK Oxygen Sensor 25550
65.65, Save 39%   NEW ITEM
OEM: 25550, Item: 1399219
  Only 2 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream, Upstream Left, Upstream Right

Audi A4 Oxygen Sensor, OEM: 25079NGK
2006-2008 Audi A4 NGK Oxygen Sensor 25079
70.35, Save 39%   NEW ITEM
OEM: 25079, Item: 1399168
  Only 9 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Left

Audi A4 Oxygen Sensor, OEM: 25083NGK
2006-2008 Audi A4 NGK Oxygen Sensor 25083
70.35, Save 39%   NEW ITEM
OEM: 25083, Item: 1399169
  Only 3 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Right

Audi A4 Oxygen Sensor, OEM: 25604NGK
2005 Audi A4 NGK Oxygen Sensor 25604
71.15, Save 39%   NEW ITEM
OEM: 25604, Item: 1399228
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Left, Downstream Right

Audi A4 Air- Fuel Ratio Sensor, OEM: 24317NGK
2001-2006 Audi A4 NGK Air- Fuel Ratio Sensor 24317
97.55, Save 39%   NEW ITEM
OEM: 24317, Item: 1399013
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

NGK
2002-2005 Audi A4 NGK Air- Fuel Ratio Sensor 24321
119.65, Save 39%   NEW ITEM
OEM: 24321, Item: 1399015
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream Left, Upstream Right

Audi A4 Air- Fuel Ratio Sensor, OEM: 24308NGK
2006-2008 Audi A4 NGK Air- Fuel Ratio Sensor 24308
156.55, Save 39%   NEW ITEM
OEM: 24308, Item: 1399011
  Only 9 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream Left, Upstream Right

NTK
NTK
$71.95 - $164.75
10 Parts
Audi A4 Oxygen Sensor, OEM: 25604NTK
2005 Audi A4 NTK Oxygen Sensor 25604
71.95, Save 39%   NEW ITEM
OEM: 25604, Item: 267734
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 06E 906 265 N/06E906265NNTK
2006-2008 Audi A4 NTK Oxygen Sensor 06E 906 265 N
86.95, Save 39%   NEW ITEM
OEM: 06E 906 265 N, Item: 483015
  Only 4 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Rear Left

Audi A4 Oxygen Sensor, OEM: 06E 906 265 P/06E906265PNTK
2006-2008 Audi A4 NTK Oxygen Sensor 06E 906 265 P
86.95, Save 39%   NEW ITEM
OEM: 06E 906 265 P, Item: 483016
  Only 4 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Rear Right

Audi A4 Oxygen Sensor, OEM: 24317NTK
2001-2006 Audi A4 NTK Oxygen Sensor 24317
102.85, Save 39%   NEW ITEM
OEM: 24317, Item: 73752
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 25657NTK
2009-2012 Audi A4 NTK Oxygen Sensor 25657
103.65, Save 39%   NEW ITEM
OEM: 25657, Item: 450542
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 25656NTK
2005-2009 Audi A4 NTK Oxygen Sensor 25656
114.65, Save 39%   NEW ITEM
OEM: 25656, Item: 74560
  Only 4 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 25605NTK
2000-2006 Audi A4 NTK Oxygen Sensor 25605
116.15, Save 39%   NEW ITEM
OEM: 25605, Item: 74552
  Only 5 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 24321NTK
2002-2005 Audi A4 NTK Oxygen Sensor 24321
126.95, Save 39%   NEW ITEM
OEM: 24321, Item: 450489
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 06E 906 265 S/06E906265SNTK
2006-2008 Audi A4 NTK Oxygen Sensor 06E 906 265 S
158.15, Save 39%   NEW ITEM
OEM: 06E 906 265 S, Item: 483017
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Front Left, Front Right

Audi A4 Oxygen Sensor, OEM: 24308NTK
2006-2008 Audi A4 NTK Oxygen Sensor 24308
164.75, Save 39%   NEW ITEM
OEM: 24308, Item: 73744
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Spectra Premium
Spectra Premium
$45.65
Spectra Premium
1997-1998 Audi A4 Spectra Premium Oxygen Sensor OS5020
45.65, Save 39%   NEW ITEM
OEM: OS5020, Item: 1112293
  Only 1 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Walker
Walker
$62.55 - $106.25
9 Parts
Audi A4 Oxygen Sensor, OEM: 25024494Walker
2000-2006 Audi A4 Walker Oxygen Sensor 25024494
62.55, Save 39%   NEW ITEM
OEM: 25024494, Item: 74019
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 25024671Walker
2005-2009 Audi A4 Walker Oxygen Sensor 25024671
64.65, Save 39%   NEW ITEM
OEM: 25024671, Item: 450541
  Only 7 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 25024672Walker
2009-2012 Audi A4 Walker Oxygen Sensor 25024672
65.35, Save 39%   NEW ITEM
OEM: 25024672, Item: 74039
  Only 7 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 25024689Walker
2000 Audi A4 Walker Oxygen Sensor 25024689
76.55, Save 39%   NEW ITEM
OEM: 25024689, Item: 74041
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 25025003Walker
2002-2005 Audi A4 Walker Oxygen Sensor 25025003
83.25, Save 39%   NEW ITEM
OEM: 25025003, Item: 74052
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 25024417Walker
1998-1999 Audi A4 Walker Oxygen Sensor 25024417
85.25, Save 39%   NEW ITEM
OEM: 25024417, Item: 450534
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Walker
2001-2006 Audi A4 Walker Oxygen Sensor 25025004
106.25, Save 39%   NEW ITEM
OEM: 25025004, Item: 450538
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 25024670Walker
2006-2008 Audi A4 Walker Oxygen Sensor 25024670
77.05, Save 39%   NO STOCK
OEM: 25024670, Item: 74037
  Restock date not known
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Vehicle Install Locations: Downstream Left

Audi A4 Oxygen Sensor, OEM: 25024669Walker
2006-2008 Audi A4 Walker Oxygen Sensor 25024669
80.45, Save 39%   NO STOCK
OEM: 25024669, Item: 74036
  Restock date not known
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Vehicle Install Locations: Downstream Right

Walker Products
Walker Products
$53.65 - $112.95
20 Parts
Audi A4 Oxygen Sensor, OEM: 250-24431/25024431Walker Products
2005 Audi A4 Walker Products Oxygen Sensor 250-24431
53.65, Save 39%   NEW ITEM
OEM: 250-24431, Item: 1195500
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Left, Downstream Right

Audi A4 Oxygen Sensor, OEM: 250-24672/25024672Walker Products
2011-2015 Audi A4 Walker Products Oxygen Sensor 250-24672
55.35, Save 39%   NEW ITEM
OEM: 250-24672, Item: 1195632
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 250-24671/25024671Walker Products
2005-2009 Audi A4 Walker Products Oxygen Sensor 250-24671
57.45, Save 39%   NEW ITEM
OEM: 250-24671, Item: 1195631
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 250-24417/25024417Walker Products
1999 Audi A4 Walker Products Oxygen Sensor 250-24417
57.75, Save 39%   NEW ITEM
OEM: 250-24417, Item: 1195489
  Only 9 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 250-24432/25024432Walker Products
2000-2006 Audi A4 Walker Products Oxygen Sensor 250-24432
58.95, Save 39%   NEW ITEM
OEM: 250-24432, Item: 1195501
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream, Downstream Left, Downstream Right

Audi A4 Oxygen Sensor, OEM: 250-24146/25024146Walker Products
1997-1998 Audi A4 Walker Products Oxygen Sensor 250-24146
61.55, Save 39%   NEW ITEM
OEM: 250-24146, Item: 1195318
  Only 6 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 250-24147/25024147Walker Products
1997-1999 Audi A4 Walker Products Oxygen Sensor 250-24147
62.05, Save 39%   NEW ITEM
OEM: 250-24147, Item: 1195319
  Only 7 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream, Upstream Left, Upstream Right

Audi A4 Oxygen Sensor, OEM: 250-25003/25025003Walker Products
2002-2005 Audi A4 Walker Products Oxygen Sensor 250-25003
75.35, Save 39%   NEW ITEM
OEM: 250-25003, Item: 1195791
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream Left, Upstream Right

Audi A4 Oxygen Sensor, OEM: 250-24843/25024843Walker Products
2000 Audi A4 Walker Products Oxygen Sensor 250-24843
77.55, Save 39%   NEW ITEM
OEM: 250-24843, Item: 1195732
  Only 7 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 250-24174/25024174Walker Products
1996-1999 Audi A4 Walker Products Oxygen Sensor 250-24174
78.05, Save 39%   NEW ITEM
OEM: 250-24174, Item: 1195335
  Only 4 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Left, Downstream Right

Audi A4 Oxygen Sensor, OEM: 250-24955/25024955Walker Products
2009-2010 Audi A4 Walker Products Oxygen Sensor 250-24955
81.95, Save 39%   NEW ITEM
OEM: 250-24955, Item: 1195774
  Only 3 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream

Audi A4 Oxygen Sensor, OEM: 250-24414/25024414Walker Products
2000-2001 Audi A4 Walker Products Oxygen Sensor 250-24414
84.15, Save 39%   NEW ITEM
OEM: 250-24414, Item: 1195486
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Downstream Left, Downstream Right

Audi A4 Oxygen Sensor, OEM: 250-25004/25025004Walker Products
2001-2006 Audi A4 Walker Products Oxygen Sensor 250-25004
91.55, Save 39%   NEW ITEM
OEM: 250-25004, Item: 1195792
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 250-25025/25025025Walker Products
2009 Audi A4 Walker Products Oxygen Sensor 250-25025
94.05, Save 39%   NEW ITEM
OEM: 250-25025, Item: 1195808
  Only 3 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 250-25040/25025040Walker Products
2010-2015 Audi A4 Walker Products Oxygen Sensor 250-25040
103.65, Save 39%   NEW ITEM
OEM: 250-25040, Item: 1195823
  Only 8 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 250-24395/25024395Walker Products
2000-2001 Audi A4 Walker Products Oxygen Sensor 250-24395
104.15, Save 39%   NEW ITEM
OEM: 250-24395, Item: 1195470
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream Left, Upstream Right

Audi A4 Oxygen Sensor, OEM: 250-25031/25025031Walker Products
2005-2008 Audi A4 Walker Products Oxygen Sensor 250-25031
108.05, Save 39%   NEW ITEM
OEM: 250-25031, Item: 1195814
  Only 6 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 250-25037/25025037Walker Products
2009 Audi A4 Walker Products Oxygen Sensor 250-25037
111.25, Save 39%   NEW ITEM
OEM: 250-25037, Item: 1195820
  Only 2 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream

Audi A4 Oxygen Sensor, OEM: 250-25017/25025017Walker Products
2006-2007 Audi A4 Walker Products Oxygen Sensor 250-25017
112.95, Save 39%   NEW ITEM
OEM: 250-25017, Item: 1195803
  In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Upstream Left, Upstream Right

Audi A4 Oxygen Sensor, OEM: 250-24669/25024669Walker Products
2006-2007 Audi A4 Walker Products Oxygen Sensor 250-24669
73.95, Save 39%   NO STOCK
OEM: 250-24669, Item: 1195629
  Restock date not known
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Vehicle Install Locations: Downstream Right