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Shop By Brand

The Following brands are available based on your search.

  • Bosch
    Bosch
  • Delphi
    Delphi
  • Denso
    Denso
  • NGK
    NGK
  • Spectra
    Spectra
  • Vemo
    Vemo
  • Walker
    Walker

Shop By Related Oxygen Sensor Parts

Shop below for all Oxygen Sensor related parts for your Audi A4 Quattro


Shop for Top Selling Genuine Audi A4 Quattro O2 Sensors

  • We Stock the following top leading brands, including Bosch, Denso, Walker
  • Constantly Updated Inventory of Audi A4 Quattro Replacement O2 Sensor Parts
Bosch
Qty:
$108.16
Bosch Oxygen Sensor  Upstream
  • Bosch Oxygen Sensor
  • Actual OE Oxygen Sensor
  • Product Attributes:
    • Automotive Item Weight (lbs): 0.440925 Lb
    • Connector Shape: Male Spade
    • Hex Size (Oxygen Sensor): 22 Mm
    • Length (Sealing Surface To End Of Connector): 66.338619 In
    • Mounting Type: Threaded
    • Oxygen Sensor Type: Narrow-band Heated
    • Sensor Type: Heated
  • Bosch leads the way in oxygen sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
  • Suggested Purchase Quantity: 2
    • Most jobs typically require 2 of this item.
Brand: Bosch
Position: Upstream
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2001 - Audi A4 Quattro Upstream V 6 Cyl 2.8L - 2771
Bosch
Qty:
$108.16
Bosch Oxygen Sensor  Downstream
  • Bosch Oxygen Sensor
  • Actual OE Oxygen Sensor
  • Product Attributes:
    • Automotive Item Weight (lbs): 0.440925 Lb
    • Connector Shape: Male Spade
    • Hex Size (Oxygen Sensor): 22 Mm
    • Length (Sealing Surface To End Of Connector): 66.338619 In
    • Mounting Type: Threaded
    • Oxygen Sensor Type: Narrow-band Heated
    • Sensor Type: Heated
  • Bosch leads the way in oxygen sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
  • Suggested Purchase Quantity: 2
    • Most jobs typically require 2 of this item.
Brand: Bosch
Position: Downstream
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2001 - Audi A4 Quattro Downstream V 6 Cyl 2.8L - 2771
Bosch
Qty:
$123.42
Bosch Oxygen Sensor  Upstream
  • Bosch Wide-band Oxygen Sensor
  • Actual OE Oxygen Sensor
  • Product Attributes:
    • Automotive Item Weight (lbs): 0.35274 Lb
    • Connector Shape: Male Spade
    • Hex Size (Oxygen Sensor): 22 Mm
    • Length (Sealing Surface To End Of Connector): 28.740173 In
    • Mounting Type: Threaded
    • Oxygen Sensor Type: Wide Band
    • Sensor Type: Heated
  • Bosch leads the way in oxygen sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
Brand: Bosch
Position: Upstream
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2006 - Audi A4 Quattro Upstream V 6 Cyl 3.0L - 2976
Denso
2006 Audi A4 Quattro Oxygen Sensor - Downstream Left 6 Cyl 3.0L Denso - OE Style

P311-150AC70    234-4808  New

SG1170 , 75-2719 , ES20169 , 95560613610 , 75-3548 , 079906265D , 25605 , 06A906262BG , 75-4074 , 25604 , 16034 , 213-3064 , 75-2760 , 75-3835 , 1K0998262R , 16373 , 16136 , 16586 , 25656 , 16797 , OS1655 , 75-2742 , ES20168 , ES20374 , OS1924

Qty:
$89.78
Denso Oxygen Sensor  Downstream Left
  • Oxygen Sensor 4 Wire, Direct Fit, Heated, Wire Length: 24.61
  • OE Style
  • Product Attributes:
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 0.708
    • Wiring Harness Length: 24.61
  • DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO's exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
Brand: Denso
Position: Downstream Left
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2006 - Audi A4 Quattro Downstream Left V 6 Cyl 3.0L - 2976
Walker
2004 Audi A4 Quattro Oxygen Sensor - Downstream Left 6 Cyl 3.0L Walker - Walker OE

P311-1FF09E6    250-24432  New

Qty:
$66.47
Walker Oxygen Sensor  Downstream Left
  • Premium Oxygen Sensor
  • Downstream Left
  • Walker OE
  • Walker Premium Oxygen Sensors are 100% OEM Quality. Oxygen Sensors are designed to determine the oxygen concentration in exhaust gas. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. These superior sensors feature only the highest quality material available. Replacing an improperly functioning oxygen sensor with a Walker sensor will increase fuel economy, improve engine performance, and produce lower emissions.
Brand: Walker
Position: Downstream Left
Additional Fitment Information:
Vehicle Engine Designation Aspiration Fuel Type Engine VIN Fuel Delivery Type Position Block Engine CID CC
2004 - Audi A4 Quattro AVK Naturally Aspirated GAS T FI Downstream Left V 6 Cyl 3.0L - 2976
Walker
2001 Audi A4 Quattro Oxygen Sensor - Downstream Right Walker - Walker OE

P311-3C98CE5    250-24414  New

Qty:
$84.81
Walker Oxygen Sensor  Downstream Right
  • Premium Oxygen Sensor
  • Downstream Right
  • Walker OE
  • Walker Premium Oxygen Sensors are 100% OEM Quality. Oxygen Sensors are designed to determine the oxygen concentration in exhaust gas. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. These superior sensors feature only the highest quality material available. Replacing an improperly functioning oxygen sensor with a Walker sensor will increase fuel economy, improve engine performance, and produce lower emissions.
Brand: Walker
Position: Downstream Right
Additional Fitment Information:
Vehicle Engine Designation Aspiration Fuel Type Engine VIN Fuel Delivery Type Position
2001 - Audi A4 Quattro ATQ Naturally Aspirated GAS H FI Downstream Right
Walker
2001 Audi A4 Quattro Oxygen Sensor - Downstream Left Walker - Walker OE

P311-3C98CE5    250-24414  New

Qty:
$84.81
Walker Oxygen Sensor  Downstream Left
  • Premium Oxygen Sensor
  • Downstream Left
  • Walker OE
  • Walker Premium Oxygen Sensors are 100% OEM Quality. Oxygen Sensors are designed to determine the oxygen concentration in exhaust gas. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. These superior sensors feature only the highest quality material available. Replacing an improperly functioning oxygen sensor with a Walker sensor will increase fuel economy, improve engine performance, and produce lower emissions.
Brand: Walker
Position: Downstream Left
Additional Fitment Information:
Vehicle Engine Designation Aspiration Fuel Type Engine VIN Fuel Delivery Type Position
2001 - Audi A4 Quattro ATQ Naturally Aspirated GAS H FI Downstream Left
Walker
2001 Audi A4 Quattro Oxygen Sensor - Upstream Left Walker - Walker OE

P311-1F6DD0E    250-24395  New

Qty:
$87.17
Walker Oxygen Sensor  Upstream Left
  • Premium Oxygen Sensor
  • Upstream Left
  • Walker OE
  • Walker Premium Oxygen Sensors are 100% OEM Quality. Oxygen Sensors are designed to determine the oxygen concentration in exhaust gas. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. These superior sensors feature only the highest quality material available. Replacing an improperly functioning oxygen sensor with a Walker sensor will increase fuel economy, improve engine performance, and produce lower emissions.
Brand: Walker
Position: Upstream Left
Additional Fitment Information:
Vehicle Engine Designation Aspiration Fuel Type Engine VIN Fuel Delivery Type Position
2001 - Audi A4 Quattro ATQ Naturally Aspirated GAS H FI Upstream Left
Walker
2001 Audi A4 Quattro Oxygen Sensor - Upstream Right Walker - Walker OE

P311-1F6DD0E    250-24395  New

Qty:
$87.17
Walker Oxygen Sensor  Upstream Right
  • Premium Oxygen Sensor
  • Upstream Right
  • Walker OE
  • Walker Premium Oxygen Sensors are 100% OEM Quality. Oxygen Sensors are designed to determine the oxygen concentration in exhaust gas. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. These superior sensors feature only the highest quality material available. Replacing an improperly functioning oxygen sensor with a Walker sensor will increase fuel economy, improve engine performance, and produce lower emissions.
Brand: Walker
Position: Upstream Right
Additional Fitment Information:
Vehicle Engine Designation Aspiration Fuel Type Engine VIN Fuel Delivery Type Position
2001 - Audi A4 Quattro ATQ Naturally Aspirated GAS H FI Upstream Right
Walker
2006 Audi A4 Quattro Oxygen Sensor - Downstream Right 6 Cyl 3.0L Walker - Walker OE

P311-595DA51    250-24431  New

Qty:
$57.54
Walker Oxygen Sensor  Downstream Right
  • Premium Oxygen Sensor
  • Downstream Right
  • Walker OE
  • Walker Premium Oxygen Sensors are 100% OEM Quality. Oxygen Sensors are designed to determine the oxygen concentration in exhaust gas. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. These superior sensors feature only the highest quality material available. Replacing an improperly functioning oxygen sensor with a Walker sensor will increase fuel economy, improve engine performance, and produce lower emissions.
Brand: Walker
Position: Downstream Right
Additional Fitment Information:
Vehicle Engine Designation Aspiration Fuel Type Fuel Delivery Type Position Block Engine CID CC
2006 - Audi A4 Quattro BGN Naturally Aspirated GAS FI Downstream Right V 6 Cyl 3.0L - 2976