Menu
Discount Auto Parts and Accessories
Checkout
Make/Model
toggle make model search
Close X
Search by Make / Model
Call To Order: 1-800-541-9352

2006 Audi A6 Oxygen Sensor

Review Fitment Notes to Ensure Proper Fit
‹ Change Part / Category
‹ Change Vehicle
Bosch Oxygen Sensor - Upstream
Bosch logo Bosch Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $123.08
(1) In Stock
Part Number: 18923-09235998
Notes: Validated Oxygen Sensor
Features:
  • Advanced Wideband sensing element for exact air/fuel measurement
  • Robust sensor design increases sensor longevity
  • Seared protection tube due to 100% functional quality test
  • 'True Direct-fit' OE connectors and harness
  • Pre-coated threads with anti-seize compound right out of the box
Position: Upstream
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: H
Vehicle Engine
2006 Audi A6 3.2L V6 

Bosch Oxygen Sensor - Downstream
Bosch logo Bosch Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $128.43
(2) In Stock
Part Number: 18923-05276237
Notes: Validated Oxygen Sensor -- For cylinders 1-3
Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Downstream
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 

Bosch Oxygen Sensor - Downstream
Bosch logo Bosch Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $62.08
(3) In Stock
Part Number: 18923-09201780
Notes: Validated Oxygen Sensor -- For cylinders 4-6
Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Downstream
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: H
Vehicle Engine
2006 Audi A6 3.2L V6 

Walker Oxygen Sensor - Downstream Left
Walker logo Walker Oxygen Sensor Click to Enlarge
(1 Reviews)
5 Stars
Walker 350-34509
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $64.43
(18) In Stock
Part Number: 18923-05733631
Notes: Aftermarket -- Downstream; Left
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Downstream Right
Walker logo Walker Oxygen Sensor Click to Enlarge
(1 Reviews)
5 Stars
Walker 350-34120
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $57.43
(20) In Stock
Part Number: 18923-05733323
Notes: Aftermarket -- Downstream; Right
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Left
Walker logo Walker Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $108.43
(6) In Stock
Part Number: 18923-05755937
Notes: Aftermarket -- Upstream; Left
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Right
Walker logo Walker Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $108.43
(6) In Stock
Part Number: 18923-05755937
Notes: Aftermarket -- Upstream; Right
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Downstream Left
Walker logo Walker Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $76.43
(6) In Stock
Part Number: 18923-05368897
Notes: OE
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Downstream Right
Walker logo Walker Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $67.43
(14) In Stock
Part Number: 18923-05239296
Notes: OE
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Left
Walker logo Walker Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $103.43
(99) In Stock
Part Number: 18923-05239374
Notes: OE
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Right
Walker logo Walker Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $103.43
(99) In Stock
Part Number: 18923-05239374
Notes: OE
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

DIY Solutions Oxygen Sensor - Upstream
DIY Solutions logo
DIY Solutions Oxygen Sensor
Click to Enlarge
(Read reviews)
Our List Price: $99.95
with FREE Shipping
(1) In Stock
Part Number: 18923-07712157
Notes: Oxygen Sensor -- V6 3.0L; Upstream
Position: Upstream
Condition: New

Shipping Options:
Free Ground Shipping
This Part Fits: Catalog: Q
Vehicle
2006 Audi A6

DIY Solutions Oxygen Sensor - Upstream
DIY Solutions logo
DIY Solutions Oxygen Sensor
Click to Enlarge
(Read reviews)
Our List Price: $83.95
with FREE Shipping
(16) In Stock
Part Number: 18923-07497679
Notes: Oxygen Sensor -- V6 3.2L; Upstream
Position: Upstream
Condition: New

Shipping Options:
Free Ground Shipping
This Part Fits: Catalog: Q
Vehicle
2006 Audi A6

Walker Products Oxygen Sensor - Downstream
Walker Products logo Walker Products Oxygen Sensor Click to Enlarge
(Read reviews)
Product List Price:
$198.00
Our List Price: $87.58
(1) In Stock
Part Number: W0133-1895961
Notes: OE Connector - After Catalyst - Cylinder 1-3
Position: Downstream
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Part Fits: Catalog: A
Vehicle
2006 Audi A6

Walker Products Oxygen Sensor - Downstream
Walker Products logo Walker Products Oxygen Sensor Click to Enlarge
(Read reviews)
Product List Price:
$216.67
Our List Price: $87.58
(1) In Stock
Part Number: W0133-1895960
Notes: OE Connector - After Catalyst - Cylinder 4-6
Features:
  • Improved Engine Response & Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications
Position: Downstream
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Part Fits: Catalog: A
Vehicle
2006 Audi A6

Walker Products Oxygen Sensor - Upstream
Walker Products logo Walker Products Oxygen Sensor Click to Enlarge
(1 Reviews)
5 Stars
Walker Products W0133-1894476
Oxygen Sensor
Close
Loading Reviews...
Product List Price:
$250.00
Our List Price: $115.58
(12) In Stock
Part Number: W0133-1894476
Notes: OE Connector - Before Catalyst
Features:
  • Improved Engine Response & Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications
Position: Upstream
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Part Fits: Catalog: A
Vehicle
2006 Audi A6

NTK Oxygen Sensor - Downstream
NTK logo NTK Oxygen Sensor Click to Enlarge
(Read reviews)
Product List Price:
$216.67
Our List Price: $124.58
(2) In Stock
Part Number: W0133-1893408
Notes: OE Connector - After Catalyst - Cylinder 1-3
Position: Downstream
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Part Fits: Catalog: A
Vehicle
2006 Audi A6

NTK Oxygen Sensor - Downstream
NTK logo NTK Oxygen Sensor Click to Enlarge
(Read reviews)
Product List Price:
$216.67
Our List Price: $103.58
(1) In Stock
Part Number: W0133-1893407
Notes: OE Connector - After Catalyst - Cylinder 4-6
Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • Extensively Tested During Manufacture to Guarantee Quality and Reliability
  • Supplied With a Factory-Fitted OEM Connector for Easy Installation
  • Precision manufactured with a sensing element incorporating NTKs premier technical ceramics
Position: Downstream
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Part Fits: Catalog: A
Vehicle
2006 Audi A6

NTK Oxygen Sensor - Front Left
NTK logo NTK Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $179.73
with FREE Shipping
(17) In Stock
Part Number: 18923-08028517
Notes: Oxygen Sensor
Position: Front Left
Condition: New

Shipping Options:
Free Ground Shipping
This Part Fits: Catalog: G
Vehicle
2006 Audi A6

NTK Oxygen Sensor - Front Right
NTK logo NTK Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $179.73
with FREE Shipping
(17) In Stock
Part Number: 18923-08028517
Notes: Oxygen Sensor
Position: Front Right
Condition: New

Shipping Options:
Free Ground Shipping
This Part Fits: Catalog: G
Vehicle
2006 Audi A6

NTK Oxygen Sensor - Rear Left
NTK logo NTK Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $80.73
(4) In Stock
Part Number: 18923-08028515
Notes: Oxygen Sensor
Position: Rear Left
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: G
Vehicle
2006 Audi A6

NTK Oxygen Sensor - Rear Right
NTK logo NTK Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $96.73
(6) In Stock
Part Number: 18923-08028516
Notes: Oxygen Sensor
Position: Rear Right
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: G
Vehicle
2006 Audi A6

NGK Oxygen Sensor - Downstream
NGK logo NGK Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $75.43
(7) In Stock
Part Number: 18923-05433655
Notes: Direct Fit Oxygen Sensor -- Cylinders 1-3; B1S2; OE Manufacturer: NTK
Features:
  • NTK is constantly improving sensor designs to provide excellent performance and improve resistance to failure. NTK works with their OEM manufacturers through each phase of development from concept to production.
  • NTK oxygen sensors heat up rapidly to meet requirements of the vehicle to improve fuel economy and reduce emissions. NTK's proprietary ceramic element overcoat protects against sensor failure.
Position: Downstream
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 

NGK Oxygen Sensor - Downstream
NGK logo NGK Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $62.43
(6) In Stock
Part Number: 18923-05433654
Notes: Direct Fit Oxygen Sensor -- Cylinders 4-6; B2S2; OE Manufacturer: NTK
Features:
  • NTK oxygen sensors heat up rapidly to meet requirements of the vehicle to improve fuel economy and reduce emissions. NTK's proprietary ceramic element overcoat protects against sensor failure.
  • NTK is constantly improving sensor designs to provide excellent performance and improve resistance to failure. NTK works with their OEM manufacturers through each phase of development from concept to production.
Position: Downstream
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 

Denso Oxygen Sensor - Downstream
Denso logo Denso Oxygen Sensor Click to Enlarge
(Read reviews)
Product List Price:
$216.67
Our List Price: $114.58
(1) In Stock
Part Number: W0133-1983849
Notes: OE Connector - After Catalyst - Cylinder 1-3
Position: Downstream
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Part Fits: Catalog: A
Vehicle
2006 Audi A6

Denso Oxygen Sensor - Upstream
Denso logo Denso Oxygen Sensor Click to Enlarge
(Read reviews)
Product List Price:
$326.67
Our List Price: $208.58
with FREE Shipping
(4) In Stock
Part Number: W0133-1888175
Notes: OE Connector - Before Catalyst
Features:
  • SUPERIOR DESIGN - Maximizes engine performance and fuel efficiency while reducing harmful emissions.
  • DOUBLE-PROTECTION COVER - Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
  • ALUMINUM-OXIDE TRAP LAYER - Keeps silicone and lead outside the ceramic element through DENSO's exclusive design, preventing damage to the platinum electrode.
  • STAINLESS STEEL HOUSING - Resists corrosion and contamination with
Position: Upstream
Condition: New

Shipping Options:
Free Ground Shipping or (Overnight and 2-Day Shipping)
This Part Fits: Catalog: A
Vehicle
2006 Audi A6

Denso Oxygen Sensor - Downstream
Denso logo Denso Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $58.43
(5) In Stock
Part Number: 18923-05205453
Notes: OE Style -- Cylinder 4,5,6; O.E. Quality Replacement Sensor
Position: Downstream
Condition: New

Sensor Type Heated

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 

AC Delco Oxygen Sensor - Upstream Left
AC Delco logo
AC Delco Oxygen Sensor
Click to Enlarge
(Read reviews)
Our List Price: $288.98
with FREE Shipping
(1) In Stock
Part Number: 18923-07520231
Notes: Professional -- New; Upstream; Left
Position: Upstream Left
Condition: New

Shipping Options:
Free Ground Shipping
This Part Fits: Catalog: N
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

AC Delco Oxygen Sensor - Upstream Right
AC Delco logo
AC Delco Oxygen Sensor
Click to Enlarge
(Read reviews)
Our List Price: $288.98
with FREE Shipping
(1) In Stock
Part Number: 18923-07520231
Notes: Professional -- New; Upstream; Right
Position: Upstream Right
Condition: New

Shipping Options:
Free Ground Shipping
This Part Fits: Catalog: N
Vehicle Engine
2006 Audi A6 3.2L V6 BKH FI Naturally Aspirated GAS 

Spectra Premium Oxygen Sensor - Upstream
Spectra Premium logo Spectra Premium Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $186.43
(11) In Stock
Part Number: 18923-05646004
Notes: Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 

Spectra Premium Oxygen Sensor - Downstream
Spectra Premium logo Spectra Premium Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $88.43
(6) In Stock
Part Number: 18923-05646074
Notes: Oxygen Sensor -- Cyl. 1 To 3
Position: Downstream
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 

Spectra Premium Oxygen Sensor - Downstream
Spectra Premium logo Spectra Premium Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $88.43
(6) In Stock
Part Number: 18923-05646020
Notes: Oxygen Sensor -- Cyl. 4 To 6
Position: Downstream
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 

Bosch Oxygen Sensor - Downstream
Bosch logo Bosch Oxygen Sensor Click to Enlarge
(2 Reviews)
5 Stars
Bosch 15741
Oxygen Sensor
Close
Loading Reviews...
Our List Price: $35.43

Out of Stock
Part Number: 18923-05954555
Notes: Universal Oxygen Sensor -- For cylinders 4-6
Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Includes Smart Link Connector, no soldering required
  • No special tools required for installation
  • Seared protection tube due to 100% functional quality test
  • Performance meets or exceeds OE specifications
Position: Downstream
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 

Denso Oxygen Sensor - Downstream
Denso logo Denso Oxygen Sensor Click to Enlarge
(Read reviews)
Our List Price: $72.43

Out of Stock
Part Number: 18923-05205454
Notes: OE Style -- Cylinder 1,2,3; O.E. Quality Replacement Sensor
Position: Downstream
Condition: New

Sensor Type Heated

Shipping Options:
Ground
This Part Fits: Catalog: B
Vehicle Engine
2006 Audi A6 3.2L V6 



Authorize.Net Merchant - Click to Verify
comodo secure seal
BROWSE Home View Cart Catalog Articles
HELP Track Order Contact Us About Us Retrieve Quote Return Policy Cancellation Policy
RESOURCES Affliate Program Shop By Make Models Brands
SECURITY This site protected by Trustwave's Trusted Commerce program
REVIEWS
Payment method logos: paypal, mastercard, visa, american express, discover
© Copyright 2020 PartsGeek® Providing discount auto parts online since 2008
- Order at 1-800-541-9352