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Porsche Oxygen Sensor
340 itemsShop precise fit replacement Oxygen Sensor to maintain and improve your vehicle's performance. Find the right parts for your make and model, backed by excellent customer service at A-Premium.
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DelphiPart # ES10277
Oxygen Sensor - Delphi ES10277
4.539 Reviews
$37.99
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3-year warranty
90 days free return
Fits 1985-1985 Audi 5000, 1985-1985 Audi Quattro, 1985-1986 Audi Coupe, 1985-1987 Audi 4000 Quattro, 1986-1986 Audi 5000, 1987-1987 Audi 5000, 1987-1987 Audi Coupe, 1985-1985 Mercedes-Benz 380SE, 1985-1985 Mercedes-Benz 380SL, 1985-1985 Mercedes-Benz 500SEC, 1985-1985 Mercedes-Benz 500SEL, 1985-1985 Porsche 944, 1985-1985 Volkswagen Quantum, 1985-1985 Volkswagen Quantum, 1985-1985 Volkswagen Scirocco, 1985-1986 Volkswagen Golf, 1985-1987 Volkswagen Cabriolet, 1985-1987 Volkswagen Jetta, 1986-1987 Volkswagen Quantum, 1986-1987 Volkswagen Scirocco
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
ES10277, SU400, 2131174, 2131238, 2131239, 21313, 213500, 213532,
...View moreitem #1001X5VE
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DelphiPart # ES20162
Oxygen Sensor - Front Side - Delphi ES20162
4.539 Reviews
$77.99
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3-year warranty
90 days free return
Fits 2002-2004 Porsche 911, 2003-2003 Porsche 911, 2004-2004 Porsche 911, 2004-2004 Porsche 911, 2004-2005 Porsche 911, 2005-2005 Porsche 911, 2005-2005 Porsche 911, 2005-2005 Porsche 911, 2000-2000 Saab 9-3, 2000-2000 Saab 9-5, 2000-2000 Saab 9-5, 2000-2001 Saab 9-5, 2001-2001 Saab 9-3, 2001-2002 Saab 9-3, 2001-2002 Saab 9-3, 2002-2002 Saab 9-5, 2002-2002 Saab 9-5, 2003-2003 Saab 9-3, 2003-2003 Saab 9-3, 2003-2009 Saab 9-5
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Vehicle: Porsche
Quantity1
Installation PositionFront
Item LocatedUnited States
Part interchange
ES20162, 5S3893, 5S9739, 5S9741, 5S9742, 5S9744, 5S9762, 5S9771,
...View moreitem #1001X96P
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DelphiPart # ES10406
Oxygen Sensor - Rear Side - Delphi ES10406
4.539 Reviews
$151.99
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3-year warranty
90 days free return
Fits 1995-1998 Porsche 911, 1996-1997 Porsche 911, 1996-1998 Porsche 911, 1996-1998 Porsche 911, 1996-1997 Saab 900, 1996-1997 Saab 900, 1998-1998 Saab 900, 1999-1999 Saab 9-3, 1999-1999 Saab 9-5, 1994-1994 Volvo 850, 1995-1997 Volvo 850, 1998-1998 Volvo C70, 1998-1998 Volvo S70, 1998-1998 Volvo V70
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Vehicle: Porsche
Quantity1
Installation PositionRear
Item LocatedUnited States
Part interchange
ES10406, SU6040, SU6046, SU6737, SU6738, 2131414, 2131416, 2131442,
...View moreitem #1001X5WT
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DelphiPart # ES10399
Oxygen Sensor - Front Side - Delphi ES10399
4.539 Reviews
$154.99
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3-year warranty
90 days free return
Fits 1994-1994 Porsche 911, 1994-1994 Porsche 911, 1996-1997 Saab 900, 1996-1997 Saab 900, 1996-1997 Saab 9000, 1998-1998 Saab 900, 1998-1998 Saab 9000, 1999-1999 Saab 9-3
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Vehicle: Porsche
Quantity1
Installation PositionFront
Item LocatedUnited States
Part interchange
ES10399, 2131416, 2131442, 213601, 25024163, 156-4105, 993 606 126 00, 993 606 126 01,
...View moreitem #1001X6KH
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DelphiPart # ES10921
Oxygen Sensor - Front Side - Delphi ES10921
4.539 Reviews
$114.99
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3-year warranty
90 days free return
Fits 2001-2002 Audi TT Quattro, 2001-2005 Audi A4 Quattro, 2001-2006 Audi A4, 2001-2006 Audi TT, 2004-2004 Audi A8 Quattro, 2005-2006 Audi A8 Quattro, 2002-2004 BMW 745Li, 2002-2005 BMW 745i, 2003-2003 BMW 760Li, 2004-2004 BMW 545i, 2004-2004 BMW 645Ci, 2004-2006 BMW 760Li, 2004-2006 BMW 760i, 2004-2006 BMW X5, 2004-2006 BMW X5, 2005-2005 BMW 545i, 2005-2005 BMW 645Ci, 2005-2005 BMW 745Li, 2007-2008 BMW Alpina B7, 2003-2003 Mercedes-Benz C230
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Vehicle: Porsche
Quantity1
Installation PositionFront
Item LocatedUnited States
Part interchange
ES10921, 11 78 7 530 736, 11 78 7 516 150, 11 78 7 521 705, 5S10130, 5S4265, 5S4270, 5S4332,
...View moreitem #1001XA49
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DelphiPart # ES10241
Oxygen Sensor - Delphi ES10241
4.539 Reviews
$123.99
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3-year warranty
90 days free return
Fits 1985-1985 BMW 318i, 1985-1985 Porsche 911, 1986-1988 Porsche 944, 1986-1990 Porsche 911, 1987-1988 Porsche 944, 1987-1991 Porsche 928, 1988-1988 Porsche 944, 1989-1989 Porsche 944, 1991-1991 Porsche 911, 1991-1991 Porsche 911, 1992-1993 Porsche 911, 1993-1995 Porsche 928, 1994-1994 Porsche 911, 1994-1994 Porsche 911, 1994-1994 Porsche 911, 1994-1994 Porsche 911, 1994-1994 Porsche 911
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
ES10241, 11 76 1 707 391, 11 71 1 310 838, 11 78 1 715 263, 5S3876, 5S5761, 5S5762, SU431,
...View moreitem #1001X3K7
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DensoPart # 234-5036
Denso 234-5036 Oxygen Sensor
4.29 Reviews
$127.99
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3-year warranty
90 days free return
Fits 2008-2011 Audi S6, 2008-2013 Audi A3, 2009-2009 Audi A3 Quattro, 2009-2011 Audi Q7, 2010-2012 Audi R8, 2011-2011 Audi Q7, 2011-2013 Audi Q7, 2011-2015 Audi Q7, 2011-2015 Audi Q7, 2011-2015 Audi Q7, 2011-2015 Audi Q7, 2014-2014 Audi A6 Quattro, 2014-2014 Audi A6 Quattro, 2014-2014 Audi A7 Quattro, 2014-2014 Audi Q5, 2014-2014 Audi Q7, 2014-2014 Audi Q7, 2014-2015 Audi R8, 2014-2016 Audi A6 Quattro, 2014-2016 Audi A6 Quattro
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-5036, 24348, 24326, 24328, 059906262M, 06E906262K, 07L906262T, 06J906262T,
...View moreitem #1002H9RP
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DensoPart # 234-5107
Air / Fuel Ratio Sensor - Upstream - Denso 234-5107
4.29 Reviews
$176.99
Low stock: Only 1 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2006-2007 Audi A3, 2008-2009 Audi A3, 2008-2009 Audi TT, 2009-2009 Audi A3 Quattro, 2009-2009 Audi TT Quattro, 2009-2015 Audi TTS Quattro, 2010-2010 Audi A3, 2010-2011 Audi A3, 2010-2011 Audi A3, 2010-2013 Audi A3, 2010-2013 Audi A3, 2010-2013 Audi A3 Quattro, 2010-2013 Audi TT Quattro, 2012-2013 Audi A3, 2014-2014 Audi TT Quattro, 2015-2015 Audi TT Quattro, 2006-2006 Porsche 911, 2007-2008 Porsche 911, 2007-2008 Porsche 911, 2007-2008 Porsche 911
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Vehicle: Porsche
Quantity1
Installation PositionUpstream
Item LocatedUnited States
Part interchange
234-5107, 24343, 24326, 213-3933, 213-3086, 06F906262R, 06J906262AA, 17307,
...View moreitem #1002HAGW
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DensoPart # 234-5045
Air / Fuel Ratio Sensor - Denso 234-5045
4.29 Reviews
$198.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2004-2006 Audi TT Quattro, 2005-2006 Audi A8 Quattro, 2007-2007 Audi A8 Quattro, 2007-2010 Audi Q7, 2003-2006 Porsche Cayenne, 2001-2003 Volkswagen Jetta, 2001-2005 Volkswagen Beetle, 2002-2004 Volkswagen Jetta, 2002-2004 Volkswagen Passat, 2002-2005 Volkswagen Golf, 2002-2006 Volkswagen Golf, 2004-2004 Volkswagen R32, 2004-2004 Volkswagen Touareg, 2004-2005 Volkswagen Jetta, 2007-2007 Volkswagen Touareg, 2007-2009 Volkswagen Jetta City, 2007-2010 Volkswagen Golf City, 2008-2009 Volkswagen Touareg
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-5045, 24352, 24310, 24317, 1K0998262M, 06A906262BC, 07Z906262, 022906265A,
...View moreitem #1002HA66
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DensoPart # 234-4879
Oxygen Sensor - Denso 234-4879
4.29 Reviews
$89.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2006-2006 Porsche 911, 2007-2007 Porsche 911, 2007-2008 Porsche 911, 2007-2008 Porsche 911, 2007-2008 Porsche 911, 2007-2008 Porsche 911, 2008-2009 Porsche 911, 2011-2011 Porsche 911, 2011-2011 Porsche 911, 2014-2016 Porsche 911, 2015-2016 Porsche Macan, 2016-2017 Porsche 911, 2017-2017 Porsche Macan, 2017-2017 Porsche Macan, 2018-2018 Porsche Macan, 2018-2018 Porsche Macan, 2018-2018 Porsche Macan, 2019-2019 Porsche 911
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-4879, 25761, 25696, 16057, 16826, 16825, 250-241207, 350-341057,
...View moreitem #1005HKTG
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DensoPart # 234-4878
Oxygen Sensor - Denso 234-4878
4.29 Reviews
$113.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2001-2001 Porsche 911, 2002-2005 Porsche 911, 2002-2005 Porsche 911, 2005-2005 Porsche 911, 2008-2010 Porsche Cayenne, 2015-2016 Porsche Macan, 2017-2017 Porsche Macan, 2017-2017 Porsche Macan, 2018-2018 Porsche Macan, 2018-2018 Porsche Macan, 2018-2018 Porsche Macan
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-4878, 25659, 25653, 16205, 16962, SG1098, 250-24648, 350-34649,
...View moreitem #1005HLE3
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DensoPart # 234-4201
Denso 234-4201 Oxygen Sensor
4.29 Reviews
$95.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1994-1994 Audi 100, 1994-1994 Audi 100 Quattro, 1994-1998 Audi Cabriolet, 1996-1996 Audi A4 Quattro, 1996-1997 Audi A4, 1996-1999 Audi A6, 1996-1999 Audi A6 Quattro, 1997-1999 Audi A4, 1997-1999 Audi A4, 1997-1999 Audi A4 Quattro, 1997-1999 Audi A8, 1997-1999 Audi A8 Quattro, 1997-2000 Audi A4 Quattro, 1998-1998 Audi A4 Quattro, 1999-1999 Audi A4, 1995-1997 BMW 750iL, 1995-1997 BMW 850Ci, 1996-1996 BMW 318is, 1996-1996 BMW Z3, 1996-1997 BMW 318ti
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-4201, 13373, 13817, 15026, 15138, 15109, 13458, 15088,
...View moreitem #1004Z0US
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DensoPart # 234-4809
Denso 234-4809 Oxygen Sensor
4.29 Reviews
$117.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004-2006 Audi TT Quattro, 2005-2005 Audi A4, 2005-2006 Audi A4 Quattro, 2005-2009 Audi A8 Quattro, 2015-2015 Bentley Continental, 2003-2006 Porsche Cayenne, 2004-2006 Porsche Cayenne, 2004-2006 Porsche Cayenne, 2002-2004 Volkswagen Jetta, 2002-2004 Volkswagen Passat, 2002-2005 Volkswagen Golf, 2004-2004 Volkswagen R32, 2004-2006 Volkswagen Phaeton, 2004-2006 Volkswagen Touareg
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-4809, 25605, 25604, OS2391, OS2389, OS1388, OS2371, OS2376,
...View moreitem #1005HKQ1
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DensoPart # 234-4911
Oxygen Sensor - Denso 234-4911
4.29 Reviews
$104.99
Low stock: Only 1 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2002-2004 Porsche 911, 2002-2005 Porsche 911, 2002-2005 Porsche 911, 2002-2005 Porsche 911, 2004-2004 Porsche 911, 2004-2004 Porsche Carrera GT, 2004-2005 Porsche 911, 2005-2005 Porsche 911, 2005-2005 Porsche Carrera GT, 2000-2002 Saab 9-3, 2000-2009 Saab 9-5, 2003-2003 Saab 9-3
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-4911, 25701, 25592, 4570909, OS1851, OS1826, 213-3086, 16433,
...View moreitem #1005HN2A
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DensoPart # 234-5034
Air / Fuel Ratio Sensor - Denso 234-5034
4.29 Reviews
$148.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2015-2015 Audi Q3, 2015-2015 Audi Q3 Quattro, 2015-2015 Audi Q3 Quattro, 2015-2015 Audi Q3 Quattro, 2015-2015 Audi Q3 Quattro, 2015-2015 Audi Q3 Quattro, 2015-2015 Audi Q3 Quattro, 2015-2015 Audi Q3 Quattro, 2015-2015 Audi Q3 Quattro, 2016-2018 Audi Q3, 2016-2018 Audi Q3 Quattro, 2018-2018 Audi R8, 2020-2022 Audi R8, 2011-2012 Porsche Cayenne, 2011-2012 Porsche Cayenne, 2012-2013 Porsche Panamera, 2013-2013 Porsche Cayenne, 2014-2014 Porsche Cayenne, 2014-2016 Porsche Cayenne, 2015-2015 Porsche Cayenne
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-5034, 24348, 4S0906262G, 4S0906262F, 06J906262M, 17169, 17148, 350-35046,
...View moreitem #1002H9A0
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DensoPart # 234-5134
Air / Fuel Ratio Sensor - Denso 234-5134
4.29 Reviews
$150.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2003-2005 BMW 325i, 2003-2006 BMW 325Ci, 2004-2005 BMW 545i, 2004-2005 BMW 645Ci, 2004-2006 BMW X5, 2004-2006 BMW X5, 2003-2006 Porsche Cayenne, 2006-2006 Porsche Cayenne
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-5134, 24317, 24321, 11787515827, 11787530736, 11787529980, 11787515826, 213-3894,
...View moreitem #1002HAQK
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DensoPart # 234-4184
Oxygen Sensor - Denso 234-4184
4.29 Reviews
$93.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1995-1995 Porsche 911, 1996-1996 Porsche 911, 1996-1997 Porsche 911, 1996-1997 Porsche 911, 1996-1997 Porsche 911, 1996-1997 Porsche 911, 1998-1999 Porsche 911, 1996-1997 Saab 900, 1996-1997 Saab 900, 1998-1998 Saab 900, 1999-1999 Saab 9-3, 1999-1999 Saab 9-5, 1999-1999 Saab 9-5, 1999-1999 Saab 9-5
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-4184, 25581, 4262359, 4660502, 4662359, OS1825, OS816, 213-1416,
...View moreitem #1004YZPU
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DensoPart # 234-4474
Oxygen Sensor - Denso 234-4474
4.29 Reviews
$144.99
Low stock: Only 1 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2010-2012 Porsche Panamera, 2011-2013 Porsche Panamera, 2012-2013 Porsche Panamera, 2012-2016 Porsche Panamera, 2013-2015 Porsche Panamera, 2013-2016 Porsche Boxster, 2014-2014 Porsche Panamera, 2014-2016 Porsche Cayman, 2014-2016 Porsche Panamera, 2014-2016 Porsche Panamera, 2015-2016 Porsche Panamera, 2016-2016 Porsche Panamera, 2016-2016 Porsche Panamera, 2016-2016 Porsche Panamera, 2016-2016 Porsche Panamera
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-4474, 25714, 16301, 16140, 350-34108, 250-24934, 9A160619301, 97060617600,
...View moreitem #1005HLA7
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DensoPart # 234-4186
Oxygen Sensor - Denso 234-4186
4.29 Reviews
$100.99
Low stock: Only 1 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1997-1997 Porsche Boxster, 1998-1998 Porsche Boxster, 1999-1999 Porsche Boxster, 2000-2000 Porsche Boxster, 2000-2000 Porsche Boxster, 2001-2002 Porsche Boxster
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-4186, 25601, 213-3878, OS1855, 13806, SG1101, 250-24423, 350-34268,
...View moreitem #1004YZH8
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DensoPart # 234-3000
Oxygen Sensor - Denso 234-3000
4.29 Reviews
$53.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1983-1986 Alfa Romeo GTV-6, 1986-1994 Alfa Romeo Spider, 1987-1989 Alfa Romeo Milano, 1991-1993 Alfa Romeo 164, 1992-1992 Asuna Sunrunner, 1993-1993 Asuna Sunrunner, 1986-1987 Audi 5000, 1986-1988 Audi 5000 Quattro, 1987-1987 Audi 5000, 1987-1987 Audi Coupe, 1988-1988 Audi 5000, 1988-1991 Audi 90, 1988-1992 Audi 80, 1988-1992 Audi 80 Quattro, 1988-1992 Audi 90 Quattro, 1989-1991 Audi 100 Quattro, 1989-1991 Audi 200, 1989-1991 Audi 200 Quattro, 1989-1992 Audi 100, 1990-1991 Audi Coupe Quattro
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Vehicle: Porsche
Quantity1
Item LocatedUnited States
Part interchange
234-3000, 213-1241, 213-1242, OS516, OS521, 13589, 13936, 13508,
...View moreitem #1002HP48
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Your vehicle’s oxygen sensor (also known as O2 sensors) plays a critical role in engine performance, fuel efficiency, and emissions control. By continuously measuring the amount of unburned oxygen in the exhaust, the oxygen sensor sends real-time feedback to your engine control unit (ECU), ensuring the perfect air-fuel mixture.
When an oxygen sensor fails, your engine essentially runs “blind,” leading to poor fuel economy, rough idling, reduced performance, and a persistent check engine light. A timely front oxygen sensor replacement or replacement of a faulty upstream oxygen sensor or downstream oxygen sensor can restore optimal driving conditions and help you pass emissions tests with ease.
Why Choose A-Premium Oxygen Sensors?
Unlike universal parts that require cutting and splicing wires, A-Premium O2 sensors are engineered for direct plug-and-play installation.
- OEM-style connectors for seamless fit
- Pre-coated anti-seize threads for easy installation
- Laser-welded body construction for durability
- High-temperature sintered coating for long service life
- Premium insulation sheathing and impact-resistant design
- Slotted guard tube for sensor protection
- High heat dissipation structure for extreme environments
Advanced Performance & Precision
A-Premium oxygen sensor technology ensures fast, accurate, and stable performance:
Performance & Response
- ≤200ms fast response time
- High-efficiency oxygen sensing
- Zirconia sensing element
- Real-time signal feedback
Precision & Control
- Real-time exhaust tracking
- Accurate combustion control
- Stable signal output
Efficiency & Engine Benefits
- Improved fuel efficiency
- Enhanced engine performance
- Reduced harmful emissions
- Extended engine lifespan
Environmental Adaptability
- Operating range: -40°F to 266°F
- Air-tight sealing design
- Stable performance under harsh conditions
3 Symptoms of a Bad Oxygen Sensor
Because O2 sensors operate in extreme heat and carbon-rich environments, they naturally degrade over time.
- Check Engine Light (CEL): Common codes include P0135, P0171, and P0420. These often point to issues with an upstream oxygen sensor or oxygen sensor bank 1.
- Poor Fuel Economy: A faulty oxygen sensor may cause a rich fuel mixture, dramatically lowering MPG. 20-40% worse fuel economy overnight.
- Rough Idle & Stalling: Incorrect readings from your downstream oxygen sensor or upstream sensor can disrupt engine stability.
- Rotten egg smell: Catalytic converter overheating from bad fuel mixture
Understanding O2 Sensor Positions: Upstream vs Downstream
Modern vehicles may have multiple oxygen sensor units, making it essential to identify the correct one:
- Oxygen Sensor Bank 1vs Bank 2
- oxygen sensor bank 1 refers to the side of the engine with Cylinder #1
- Bank 2 is the opposite side
- Upstream Oxygen Sensor(Sensor 1)
- Located before the catalytic converter
- Controls air-fuel ratio
- Most common need for front oxygen sensor replacement
- Downstream Oxygen Sensor(Sensor 2)
- Located after the catalytic converter
- Monitors emissions system efficiency
Tip: Always match your diagnostic code to the correct upstream oxygen sensor or downstream oxygen sensor before purchasing.
Complete Your Emissions Repair
Replacing your oxygen sensor is often part of a larger emissions system fix. Consider inspecting these related components:
- Catalytic Converter: Persistent issues after replacing a downstream oxygen sensor may indicate converter failure
- MAF Sensor: Works with your oxygen sensor to calculate air intake
- Ignition Coils & Spark Plugs: Misfires can damage O2 sensors quickly
Shop by Popular Makes
To help you quickly find the right oxygen sensor, explore our most popular vehicle-specific options:
- Ford oxygen sensor
- Chevy oxygen sensor
- Honda oxygen sensor
- Nissan oxygen sensor
- Toyota oxygen sensor
Browse our most searched and best-selling vehicle-specific oxygen sensor options to quickly locate the right fit for your car.
Frequently Asked Questions
Can I clean my oxygen sensor instead of replacing it?
Should I replace O2 sensors in pairs?
Do I need a special tool?
How long do oxygen sensors last?
What’s the difference between upstream and downstream sensors?
What happens if I ignore a bad oxygen sensor?
How do I know if it’s Bank 1 or Bank 2?
Will replacing an oxygen sensor improve MPG?
How do oxygen sensor voltages relate to fuel mixture?
How much does it cost to replace an oxygen sensor?
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P0135 Code: How to Diagnose and Fix the Heater Circuit Problem
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