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Audi A4 Quattro Oxygen Sensor

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Audi A4 Quattro Oxygen Sensor, Replacement After Catalytic Converter Oxygen Sensor - 4-wire, Minor Modifications

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$36.49 $43.06 You Save $6.57 (15%)
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UNIVERSAL TYPE OXYGEN SENSOR, HEATED, 4-WIRE, SOLD INDIVIDUALLY

This REPLACEMENT oxygen sensor is crafted from high quality materials - stainless steel shell, hex nut, shield, Teflon-covered insulated wires, high-temperature rubber internal and external seals, and threaded tube coated with anti-seize compound.

Tested to ensure highest level of quality and reliability; it helps to reduce harmful emissions and extends catalyst life.

Notes: May not be compatible with flanges. May require minor modifications

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  • Brand SKU#: Replacement USOS-4000
  • Location: After Catalytic Converter
  • Type: 4-wire
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: 1-2 Business Days
  • Includes: Butt type connectors, without plug
  • Mounting Style: Threaded-in
  • Notes: Designed to fit screw-in type bungs; May not be compatible with flanges
  • Warranty: 1-year, unlimited-mileage warranty
  • Wire Length: 5.91 in.
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Fits the following Audi A4 Quattro Years

  • 1997-2005 | All Submodels | All Engines

Audi A4 Quattro Oxygen Sensor, Denso Before Catalytic Converter Oxygen Sensor - 3-wire, Direct Fit

$60.46 $100.22 You Save $39.76 (40%)
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DENSO REGULAR CLASS OXYGEN SENSOR

Denso Regular Class Oxygen Sensors are specifically designed to meet the challenging demands of today's engines. Each of Denso's Oxygen Sensor is constructed from the highest quality materials available. Manufactured to the OE standards and subjected to rigorous safety and performance tests.

Specifications:
  • 3-wire
  • 11.77 in. lead wire
  • Non-flanged

Features:
  • Constructed from high quality stainless steel, porous polytetrafluoroethylene, fluorine rubber, aluminum oxide, high-grade platinum, and ceramics
  • Double protection layer
  • Aluminum oxide trap layer
  • Porous PTFE filter
  • Stainless steel housing
1 required per vehicle. Requires wire splicing and electrical installation. Reuse your old connector.

  • Brand SKU#: Denso 234-3090
  • Location: Before Catalytic Converter
  • Type: 3-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: Same day - 1 business day
  • Replaces OE Number: 5402617, 22690AA380, 22690AA640
  • Warranty: 1 year Denso limited warranty
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Fits the following Audi A4 Quattro Years

  • 1996-1997 | Base | 6 Cyl 2.8L

Audi A4 Quattro Oxygen Sensor, Bosch Downstream Oxygen Sensor - 4-wire, Minor Modifications

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$57.61 $104.73 You Save $47.12 (45%)
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BOSCH REGULAR CLASS OXYGEN SENSOR

Bosch Regular Class Oxygen Sensor provides submersible patented connection system that protects against contamination, withstands the effects of extreme temperatures, and engine vibration. Made to improve engine performance, prevents premature failure for catalytic converter, and reduces harmful emissions.

Specifications:
  • 4-wire
  • 27.2 in.
  • Planar design

Features:
  • Manufactured with a two-foot length sensor wire
  • Uses a submersible patented connection system that protects against contamination and withstands the effects of extreme temperatures and engine vibration
  • Posi-lock connectors that can be unscrewed and reconnected in case of a wiring mistake

Wire splicing required.

  • Brand SKU#: Bosch 15733
  • Location: Downstream
  • Type: 4-wire
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: Same day - 1 business day
  • Warranty: 1 year or unlimited-mileage Bosch limited warranty
  • Wire Length: 27.2 in.
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Fits the following Audi A4 Quattro Years

  • 2001 | Avant | 4 Cyl 1.8L
  • 2001-2004 | Base | 4 Cyl 1.8L
  • 2002-2004 | Avant | 4 Cyl 1.8L
  • 2002-2005 | Avant | 6 Cyl 3.0L
  • 2002-2005 | Base | 6 Cyl 3.0L
  • 2004 | Cabriolet | 4 Cyl 1.8L
  • 2004-2006 | Cabriolet | 6 Cyl 3.0L
  • 2005 | Avant | 4 Cyl 1.8L
  • 2005 | Base | 4 Cyl 1.8L
  • 2005-2012 | Avant | 4 Cyl 2.0L
  • 2005-2014 | Base | 4 Cyl 2.0L
  • 2006 | Avant | 4 Cyl 2.0L
  • 2006 | Base | 4 Cyl 2.0L
  • 2007-2008 | Avant | 4 Cyl 2.0L
  • 2007-2008 | Base | 4 Cyl 2.0L
  • 2007-2009 | Cabriolet | 4 Cyl 2.0L
  • 2009 | Avant | 4 Cyl 2.0L
  • 2009 | Base | 4 Cyl 2.0L
  • 2013 | Premium Plus | 4 Cyl 2.0L
  • 2013 | Premium | 4 Cyl 2.0L
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Audi A4 Quattro Oxygen Sensor, NTK Before Catalytic Converter Oxygen Sensor - 5-wire, Direct Fit

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$102.59 $303.25 You Save $200.66 (66%)
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NTK SUPER CLASS OE IDENTICAL OXYGEN SENSOR

NTK Oxygen Sensor combines expertise with innovation in order to control the fuel and ignition systems to optimize a car's performance in the areas of emissions and fuel economy.

Specifications:
  • 5-wire
  • 579 in.
  • Non-flanged

Features:
  • Precision manufactured with a sensing element incorporating NTK's premier technical ceramics
  • Delivers superior fit, form, and function
  • Extensively tested to guarantee quality and reliability
Supplied with a factory-fitted OEM connector for easy installation. Direct plug-in, no cutting or splicing required

  • Brand SKU#: NTK 24317
  • Location: Before Catalytic Converter
  • Type: 5-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: Same day - 1 business day
  • Mounting Style: Non-flanged
  • Notes: Ships to U.S. addresses only. Cannot be shipped internationally.
  • Warranty: NGK limited warranty
  • Wire Length: 579 in.
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Fits the following Audi A4 Quattro Years

  • 2001 | Avant | 4 Cyl 1.8L
  • 2001 | Base | 4 Cyl 1.8L
  • 2002-2004 | Avant | 4 Cyl 1.8L
  • 2002-2004 | Base | 4 Cyl 1.8L
  • 2004 | Cabriolet | 4 Cyl 1.8L
  • 2005 | Avant | 4 Cyl 1.8L
  • 2005 | Base | 4 Cyl 1.8L
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Audi A4 Quattro Oxygen Sensor, Walker Products Driver Or Passenger Side, After Catalytic Converter Oxygen Sensor - 4-wire, Direct Fit

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$69.49 $82.00 You Save $12.51 (15%)
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WALKER PRODUCTS OXYGEN SENSOR

Walker Products Oxygen Sensors are made to improve engine response and performance. Their typical life expectancy ranges from 30,000 to 60,000 miles if accompanied with regular preventive maintenance while heated oxygen sensors can last 100,000 miles or more.

Specifications:
  • 4-wire
  • Planar design
  • Heated
Features:
  • Improves car's engine response and gas mileage
  • Effectively lowers emissions upon replacing its tired old oxygen sensor
  • Exceeds OE specifications and test requirements
  • Brand SKU#: Walker Products 250-24432
  • Location: Driver Or Passenger Side, After Catalytic Converter
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: 1-2 Business Days
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Fits the following Audi A4 Quattro Years

  • 2002-2004 | Avant | 6 Cyl 3.0L
  • 2002-2004 | Base | 6 Cyl 3.0L
  • 2004 | Cabriolet | 6 Cyl 3.0L
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Audi A4 Quattro Oxygen Sensor, Delphi Rear Oxygen Sensor - 4-wire, Direct Fit

$74.06 $87.39 You Save $13.33 (15%)
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DELPHI OXYGEN SENSORS, 4-WIRE -- 60.24 in. overall length, 18 x 1.5 mm thread size, 0.88 in. wrench size, flat-4 blade connector type, 150,000 miles inspection interval, heated; OE connectors and wire length are within 3 inches of OE specifications; Unique sensor coatings to resist contamination and ensures long lasting reliable operation; With 1-year or 12,000-mile Delphi warranty.
  • Brand SKU#: Delphi ES20166
  • Location: Rear
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: 1-2 Business Days
  • Thread Size: 18 x 1.5 mm
  • Warranty: 1-year or 12,000-mile Delphi limited warranty
  • Wire Length: 60.24 in.
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Fits the following Audi A4 Quattro Years

  • 2000 | Avant | 4 Cyl 1.8L
  • 2000 | Base | 4 Cyl 1.8L
  • 2001-2005 | Avant | 4 Cyl 1.8L
  • 2001-2005 | Base | 4 Cyl 1.8L
  • 2002-2004 | Avant | 6 Cyl 3.0L
  • 2002-2004 | Base | 6 Cyl 3.0L
  • 2004 | Cabriolet | 4 Cyl 1.8L
  • 2004 | Cabriolet | 6 Cyl 3.0L
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Audi A4 Quattro Oxygen Sensor, AC Delco Driver Or Passenger Side, Before Catalytic Converter Oxygen Sensor - 5-wire, Direct Fit

$110.90 $130.86 You Save $19.96 (15%)
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ACDELCO – 5-WIRE OE REPLACEMENT OXYGEN SENSORS

The factory-original fit and lasting function of ACDelco’s 5-wire OE replacement oxygen sensors provide the perfect repair without breaking your budget. Established in 1899, ACDelco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.

  • High-grade design delivers extended lifespan
  • Carefully formed to suit your specific vehicle
  • Engineered to exact OE standards
  • Has undergone stringent evaluation to guarantee proper fit and performance
  • Brand SKU#: AC Delco 213-3894
  • Location: Driver Or Passenger Side, Before Catalytic Converter
  • Type: 5-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: 1-2 Business Days
  • Connector Gender: Male
  • Replaces OE Number: 19138029
  • Thread Size: 18 mm
  • Warranty: 1-year or 12,000-mile AC Delco limited warranty
  • Wire Length: 37.5 in.
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Fits the following Audi A4 Quattro Years

  • 2002-2004 | Avant | 6 Cyl 3.0L
  • 2002-2004 | Base | 6 Cyl 3.0L
  • 2004 | Cabriolet | 6 Cyl 3.0L
  • 2005 | Avant | 6 Cyl 3.0L
  • 2005 | Base | 6 Cyl 3.0L
  • 2005-2006 | Cabriolet | 6 Cyl 3.0L
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Audi A4 Quattro Oxygen Sensor, Standard Driver Or Passenger Side, After Primary Catalytic Converter Oxygen Sensor - 4-wire, Minor Modifications

$65.60 $77.41 You Save $11.81 (15%)
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Standard Oxygen Sensor

Standard have been renowned in engineering and distributing an across-the-board line of quality replacement parts. Standard continue their dedication in keeping incomparable service and manufacturing innovative merchandises for numerous vehicle applications.

Standard Oxygen Sensors are constructed from strict manufacturing courses and test equipments that guarantee proper function and durability. These Oxygen Sensors are built to operate along with the other components in the vehicle system for your utmost road experience.

Specifications:

  • 4 Terminal wire
  • Brand SKU#: Standard SG300
  • Location: Driver Or Passenger Side, After Primary Catalytic Converter
  • Type: 4-wire
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: 1-2 Business Days
  • Connector Gender: Female
  • Warranty: 3-year or 36,000-mile Standard limited warranty
  • Wire Length: 10.5 in.
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Fits the following Audi A4 Quattro Years

  • 1996-1999 | Base | 6 Cyl 2.8L
  • 1998-1999 | Avant | 6 Cyl 2.8L

Audi A4 Quattro Oxygen Sensor, Spectra Upstream Oxygen Sensor - 4-wire, Direct Fit new

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$222.16 $262.15 You Save $39.99 (15%)
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SPECTRA PREMIUM – OXYGEN SENSORS

Arm your emissions control system with one of Spectra Premium’s oxygen sensors. They’re designed to fit just right and properly detect your engine’s oxygen levels for a perfect air and gasoline ratio. Spectra Premium is respected in the automotive aftermarket for producing high-quality OE replacement radiators, fuel tanks and related parts.

  • Engineered to hold up against harsh environment
  • Maximum performance guaranteed by thorough testing procedures
  • All parts coated with anti-seize compound
  • Electrical connectors fit just right with your original harness
  • Connectors are impermeable to water
  • Comes with push-in clips, rubber grommets and tie wraps
  • Protective cap prevents contamination
  • Brand SKU#: Spectra OS5005
  • Location: Upstream
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: 1-2 Business Days
  • Connector Gender: Male
  • Mounting Style: Screw-on
  • Notes: Oval connector shape; Heated; Zirconia sensor type; 7/8 wrench size
  • Thread Size: M18 x 1.5
  • Warranty: 1-year Spectra limited warranty
  • Wire Length: 60.6 in.
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Fits the following Audi A4 Quattro Years

  • 2000 | Avant | 4 Cyl 1.8L
  • 2000 | Base | 4 Cyl 1.8L

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