• 2.0T
  • 3.2
  • 2.7T
  • 4.2
  • 3.0
  • 2.8
  • AWD
  • 6 Cyl
  • Black
  • Sedan
  • Well-Equipped
  • Gasoline
  • MP3
  • CD (Single Disc)
  • White
  • Navigation System
  • Seat Memory
  • One Owner
  • Satellite Radio
  • Automatic
  • Handsfree/Bluetooth Integration
  • 2016
  • 2013
  • Keyless Entry
  • Heated Seats
  • Blue
  • 2012
  • Rear-View Camera
  • 2015
  • 2014
  • 2006
  • Rain-Sensing Wipers
  • Good Deal
  • Silver
  • Lower Than Average Mileage
  • Gray
  • 2004
  • 2017
  • 2009
  • 2007
  • Low Mileage
  • Going Fast
  • Wagon
  • 2001
  • 2010
  • 2008
  • 2011
  • Fair Price
  • 2002
  • 2003
  • Red
  • FWD
  • Diesel
  • Gold
  • 2000
  • 2005
  • 1999
  • Low Fuel Costs
  • 2018

Price Range

$0 $60,000+

Max Mileage

New $80,000+

MPG

Min 14 Max 50

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181 Results for

Used Audi A6 For Sale in Frederick, CO

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Photo 1:  2014 Audi A6  Premium Plus in Boulder, CO exterior view from front driver's side

Automatic / AWD / 6 Cyl
18 mpg city / 27 mpg hwy

  • Get Directions
$32,988

2014 Audi A6 Premium Plus

21,332 miles Boulder, CO

Photo 1: Quartz Gray Metallic 2013 Audi A6  Prestige in Brighton, CO exterior view from front driver's side
Photo 2: interior dashboard and console 2013 Audi A6  Prestige in Brighton, CO
Photo 3: cockpit view from driver’s seat 2013 Audi A6  Prestige in Brighton, CO
Photo 4: Quartz Gray Metallic 2013 Audi A6  Prestige in Brighton, CO front view of grill, headlights, hood and windshield
Photo 5: 2013 Audi A6  Prestige with  in Brighton, CO

Automatic / AWD / 6 Cyl
18 mpg city / 27 mpg hwy

  • Call Dealer
  • Get Directions
$25,486

2013 Audi A6 Prestige

65,930 miles Brighton, CO

Photo 1: Glacier White Metallic 2014 Audi A6  Premium Plus in Boulder, CO exterior view from front driver's side

Automatic / AWD / 6 Cyl
18 mpg city / 27 mpg hwy

  • Call Dealer
  • Get Directions
$30,572

2014 Audi A6 Premium Plus

40,469 miles Boulder, CO

Photo 1:  2012 Audi A6  Premium Plus in Englewood, CO exterior view from front driver's side
Photo 2:  2012 Audi A6  Premium Plus in Englewood, CO
Photo 3: interior dashboard and console 2012 Audi A6  Premium Plus in Englewood, CO
Photo 4: cockpit view from driver’s seat 2012 Audi A6  Premium Plus in Englewood, CO
Photo 5: 2012 Audi A6  Premium Plus with  in Englewood, CO

Automatic / AWD / 6 Cyl
19 mpg city / 28 mpg hwy

  • Get Directions
$14,988

2012 Audi A6 Premium Plus

106,009 miles Englewood, CO

Photo 1: 2016 Audi A6  Premium Plus with  in Broomfield, CO

Automatic / AWD / 6 Cyl
20 mpg city / 29 mpg hwy

  • Get Directions
$36,669

2016 Audi A6 Premium Plus

29,583 miles Broomfield, CO

Photo 1:  2012 Audi A6  Premium Plus in Englewood, CO exterior view from front driver's side
Photo 2: interior dashboard and console 2012 Audi A6  Premium Plus in Englewood, CO
Photo 3:  2012 Audi A6  Premium Plus in Englewood, CO front view of grill, headlights, hood and windshield
Photo 4:  2012 Audi A6  Premium Plus in Englewood, CO exterior view of driver's side
Photo 5:  2012 Audi A6  Premium Plus in Englewood, CO exterior view from rear passenger side

Automatic / AWD / 6 Cyl
19 mpg city / 28 mpg hwy

  • Get Directions
$24,900

2012 Audi A6 Premium Plus

36,354 miles Englewood, CO

Photo 1: 2011 Audi A6  Premium with  in Englewood, CO

Automatic / AWD / 6 Cyl
18 mpg city / 26 mpg hwy

  • Get Directions
$16,900

2011 Audi A6 Premium

74,808 miles Englewood, CO

Photo 1:  2015 Audi A6  Premium Plus in Fort Collins, CO exterior view from front driver's side
Photo 2:  2015 Audi A6  Premium Plus in Fort Collins, CO
Photo 3: interior dashboard and console 2015 Audi A6  Premium Plus in Fort Collins, CO
Photo 4: cockpit view from driver’s seat 2015 Audi A6  Premium Plus in Fort Collins, CO
Photo 5: 2015 Audi A6  Premium Plus with  in Fort Collins, CO

Automatic / AWD / 6 Cyl
18 mpg city / 27 mpg hwy

  • Get Directions
$37,649

2015 Audi A6 Premium Plus

14,552 miles Fort Collins, CO

Photo 1:  2008 Audi A6 3.2 in Aurora, CO exterior view from front driver's side
Photo 2:  2008 Audi A6 3.2 in Aurora, CO
Photo 3: interior dashboard and console 2008 Audi A6 3.2 in Aurora, CO
Photo 4: 2008 Audi A6 3.2 with  in Aurora, CO
Photo 5:  2008 Audi A6 3.2 in Aurora, CO front view of grill, headlights, hood and windshield

Automatic / AWD / 6 Cyl
17 mpg city / 25 mpg hwy

  • Get Directions
$11,499

2008 Audi A6 3.2

88,295 miles Aurora, CO

Photo 1:  2009 Audi A6  Premium Plus in Denver, CO exterior view from front driver's side
Photo 2: interior dashboard and console 2009 Audi A6  Premium Plus in Denver, CO
Photo 3: cockpit view from driver’s seat 2009 Audi A6  Premium Plus in Denver, CO
Photo 4:  2009 Audi A6  Premium Plus in Denver, CO front view of grill, headlights, hood and windshield
Photo 5: 2009 Audi A6  Premium Plus with  in Denver, CO

Automatic / AWD / 6 Cyl
18 mpg city / 26 mpg hwy

  • Get Directions
$12,995

2009 Audi A6 Premium Plus

98,147 miles Denver, CO

Photo 1: Brilliant Black 2017 Audi A6 2.0T Premium Plus in Littleton, CO exterior view from front driver's side
Photo 2: Brilliant Black 2017 Audi A6 2.0T Premium Plus in Littleton, CO
Photo 3: interior dashboard and console 2017 Audi A6 2.0T Premium Plus in Littleton, CO
Photo 4: cockpit view from driver’s seat 2017 Audi A6 2.0T Premium Plus in Littleton, CO
Photo 5: 2017 Audi A6 2.0T Premium Plus with  in Littleton, CO

Automatic / AWD / 4 Cyl
22 mpg city / 31 mpg hwy

  • Get Directions
$42,750

2017 Audi A6 2.0T Premium Plus

5,841 miles Littleton, CO

Photo 1: Moonlight Blue Metallic 2015 Audi A6  Prestige in Denver, CO
Photo 2: interior dashboard and console 2015 Audi A6  Prestige in Denver, CO
Photo 3: cockpit view from driver’s seat 2015 Audi A6  Prestige in Denver, CO
Photo 4: 2015 Audi A6  Prestige with  in Denver, CO
Photo 5: Moonlight Blue Metallic 2015 Audi A6  Prestige in Denver, CO front view of grill, headlights, hood and windshield

Automatic / AWD / 6 Cyl
18 mpg city / 27 mpg hwy

  • Get Directions
$35,489

2015 Audi A6 Prestige

25,305 miles Denver, CO

Photo 1: Ice Silver Metallic 2010 Audi A6  Premium Plus in Englewood, CO exterior view from front driver's side
Photo 2: Ice Silver Metallic 2010 Audi A6  Premium Plus in Englewood, CO
Photo 3: interior dashboard and console 2010 Audi A6  Premium Plus in Englewood, CO
Photo 4: cockpit view from driver’s seat 2010 Audi A6  Premium Plus in Englewood, CO
Photo 5: 2010 Audi A6  Premium Plus with  in Englewood, CO

Automatic / AWD / 6 Cyl
18 mpg city / 26 mpg hwy

  • Get Directions
$14,977

2010 Audi A6 Premium Plus

88,126 miles Englewood, CO

Photo 1:  2013 Audi A6 2.0T Premium Plus in Littleton, CO exterior view from front driver's side
Photo 2:  2013 Audi A6 2.0T Premium Plus in Littleton, CO
Photo 3: cockpit view from driver’s seat 2013 Audi A6 2.0T Premium Plus in Littleton, CO
Photo 4: 2013 Audi A6 2.0T Premium Plus with  in Littleton, CO
Photo 5:  2013 Audi A6 2.0T Premium Plus in Littleton, CO front view of grill, headlights, hood and windshield

Automatic / AWD / 4 Cyl
20 mpg city / 30 mpg hwy

  • Get Directions
$22,991

2013 Audi A6 2.0T Premium Plus

37,808 miles Littleton, CO

Photo 1: Dark Blue 2009 Audi A6  Premium in Westminster, CO exterior view from front driver's side
Photo 2: Dark Blue 2009 Audi A6  Premium in Westminster, CO
Photo 3: cockpit view from driver’s seat 2009 Audi A6  Premium in Westminster, CO
Photo 4: Dark Blue 2009 Audi A6  Premium in Westminster, CO front view of grill, headlights, hood and windshield
Photo 5: 2009 Audi A6  Premium with  in Westminster, CO

Automatic / AWD / 6 Cyl
18 mpg city / 26 mpg hwy

  • Get Directions
$8,995

2009 Audi A6 Premium

112,589 miles Westminster, CO

Photo 1:  2012 Audi A6 2.0T Premium Plus in Englewood, CO
Photo 2: 2012 Audi A6 2.0T Premium Plus with  in Englewood, CO
Photo 3:  2012 Audi A6 2.0T Premium Plus in Englewood, CO exterior view of passenger side
Photo 4: 2012 Audi A6 2.0T Premium Plus with  in Englewood, CO
Photo 5: 2012 Audi A6 2.0T Premium Plus with  in Englewood, CO

Automatic / FWD / 4 Cyl
25 mpg city / 33 mpg hwy

  • Get Directions
$16,293

2012 Audi A6 2.0T Premium Plus

54,000 miles Englewood, CO

Photo 1:  2015 Audi A6  Prestige in Windsor, CO exterior view from front driver's side
Photo 2: interior dashboard and console 2015 Audi A6  Prestige in Windsor, CO
Photo 3:  2015 Audi A6  Prestige in Windsor, CO front view of grill, headlights, hood and windshield
Photo 4:  2015 Audi A6  Prestige in Windsor, CO exterior view of driver's side
Photo 5:  2015 Audi A6  Prestige in Windsor, CO exterior view of passenger side

Automatic / AWD / 6 Cyl
18 mpg city / 27 mpg hwy

  • Get Directions
$29,699

2015 Audi A6 Prestige

18,424 miles Windsor, CO

Photo 1:  2013 Audi A6  Premium Plus in Windsor, CO exterior view from front driver's side
Photo 2: interior dashboard and console 2013 Audi A6  Premium Plus in Windsor, CO
Photo 3: 2013 Audi A6  Premium Plus with  in Windsor, CO
Photo 4:  2013 Audi A6  Premium Plus in Windsor, CO front view of grill, headlights, hood and windshield
Photo 5:  2013 Audi A6  Premium Plus in Windsor, CO exterior view of driver's side

Automatic / AWD / 6 Cyl
18 mpg city / 27 mpg hwy

  • Get Directions
$19,499

2013 Audi A6 Premium Plus

36,919 miles Windsor, CO

Photo 1: Tornado Gray Metallic 2017 Audi A6 2.0T Premium Plus in Littleton, CO exterior view from front driver's side
Photo 2: Tornado Gray Metallic 2017 Audi A6 2.0T Premium Plus in Littleton, CO
Photo 3: interior dashboard and console 2017 Audi A6 2.0T Premium Plus in Littleton, CO
Photo 4: cockpit view from driver’s seat 2017 Audi A6 2.0T Premium Plus in Littleton, CO
Photo 5: 2017 Audi A6 2.0T Premium Plus with  in Littleton, CO

Automatic / AWD / 4 Cyl
22 mpg city / 31 mpg hwy

  • Get Directions
$42,550

2017 Audi A6 2.0T Premium Plus

14,329 miles Littleton, CO

Photo 1: Brilliant Black 2014 Audi A6 2.0T Premium in Broomfield, CO exterior view from front driver's side
Photo 2: Brilliant Black 2014 Audi A6 2.0T Premium in Broomfield, CO
Photo 3: interior dashboard and console 2014 Audi A6 2.0T Premium in Broomfield, CO
Photo 4: cockpit view from driver’s seat 2014 Audi A6 2.0T Premium in Broomfield, CO
Photo 5: 2014 Audi A6 2.0T Premium with  in Broomfield, CO

Automatic / AWD / 4 Cyl
20 mpg city / 29 mpg hwy

  • Get Directions
$24,500

2014 Audi A6 2.0T Premium

40,815 miles Broomfield, CO

Photo 1:  2013 Audi A6 2.0T Premium Plus in Englewood, CO exterior view from front driver's side
Photo 2:  2013 Audi A6 2.0T Premium Plus in Englewood, CO
Photo 3: interior dashboard and console 2013 Audi A6 2.0T Premium Plus in Englewood, CO
Photo 4: cockpit view from driver’s seat 2013 Audi A6 2.0T Premium Plus in Englewood, CO
Photo 5: 2013 Audi A6 2.0T Premium Plus with  in Englewood, CO

Automatic / AWD / 4 Cyl
20 mpg city / 30 mpg hwy

  • Get Directions
$23,988

2013 Audi A6 2.0T Premium Plus

40,143 miles Englewood, CO

Photo 1: Daytona Gray 2015 Audi A6  Prestige in Centennial, CO exterior view from front driver's side
Photo 2: Daytona Gray 2015 Audi A6  Prestige in Centennial, CO
Photo 3: interior dashboard and console 2015 Audi A6  Prestige in Centennial, CO
Photo 4: cockpit view from driver’s seat 2015 Audi A6  Prestige in Centennial, CO
Photo 5: 2015 Audi A6  Prestige with  in Centennial, CO

Automatic / AWD / 6 Cyl
18 mpg city / 27 mpg hwy

  • Get Directions
$32,788

2015 Audi A6 Prestige

45,446 miles Centennial, CO

Photo 1:  2006 Audi A6 3.2 in Englewood, CO exterior view from front driver's side
Photo 2:  2006 Audi A6 3.2 in Englewood, CO
Photo 3: 2006 Audi A6 3.2 with  in Englewood, CO
Photo 4:  2006 Audi A6 3.2 in Englewood, CO front view of grill, headlights, hood and windshield
Photo 5: 2006 Audi A6 3.2 in Englewood, CO

Automatic / AWD / 6 Cyl
17 mpg city / 25 mpg hwy

  • Get Directions
$9,988

2006 Audi A6 3.2

106,106 miles Englewood, CO

Photo 1: Garnet Red Pearl 2013 Audi A6 2.0T Premium in Broomfield, CO exterior view from front driver's side
Photo 2: Garnet Red Pearl 2013 Audi A6 2.0T Premium in Broomfield, CO
Photo 3: interior dashboard and console 2013 Audi A6 2.0T Premium in Broomfield, CO
Photo 4: cockpit view from driver’s seat 2013 Audi A6 2.0T Premium in Broomfield, CO
Photo 5: 2013 Audi A6 2.0T Premium with  in Broomfield, CO

Automatic / AWD / 4 Cyl
20 mpg city / 30 mpg hwy

  • Get Directions
$16,500

2013 Audi A6 2.0T Premium

83,438 miles Broomfield, CO