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

Price Range

$0 $60,000+

Max Mileage

New $80,000+

MPG

Min 14 Max 50

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237 Results for

Used Audi A6 For Sale in Frederick, CO

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Photo 1: Midnight Blue 2012 Audi A6  Premium in Denver, CO exterior view from front driver's side
Photo 2: Midnight Blue 2012 Audi A6  Premium in Denver, CO
Photo 3: interior dashboard and console 2012 Audi A6  Premium in Denver, CO
Photo 4: Midnight Blue 2012 Audi A6  Premium in Denver, CO exterior view from rear passenger side
Photo 5: Midnight Blue 2012 Audi A6  Premium in Denver, CO exterior view of passenger side

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

  • Get Directions
$25,900

2012 Audi A6 Premium

32,141 miles / Denver, CO

Photo 1: Daytona Gray Pearl Effect 2015 Audi A6 2.0T Premium in Windsor, CO exterior view from front driver's side
Photo 2: Daytona Gray Pearl Effect 2015 Audi A6 2.0T Premium in Windsor, CO exterior view of driver's side
Photo 3: Daytona Gray Pearl Effect 2015 Audi A6 2.0T Premium in Windsor, CO view of rear bumper
Photo 4: Daytona Gray Pearl Effect 2015 Audi A6 2.0T Premium in Windsor, CO front view of grill, headlights, hood and windshield
Photo 5: Daytona Gray Pearl Effect 2015 Audi A6 2.0T Premium in Windsor, CO exterior view of passenger side

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

  • Dealer Page
  • Call
  • Get Directions
$24,799

2015 Audi A6 2.0T Premium

3,461 miles / Windsor, CO

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

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

  • Dealer Page
  • Call
  • Get Directions
$34,499

2015 Audi A6 Prestige

4,251 miles / Windsor, CO

Photo 1:  2012 Audi A6 in Denver, CO exterior view from front driver's side
Photo 2:  2012 Audi A6 in Denver, CO
Photo 3: interior dashboard and console 2012 Audi A6 in Denver, CO
Photo 4: interior dashboard and console 2012 Audi A6 in Denver, CO
Photo 5:  2012 Audi A6 in Denver, CO exterior view of driver's side

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

  • Dealer Page
  • Call
  • Get Directions
$25,475

2012 Audi A6

58,035 miles / Denver, CO

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

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

  • Get Directions
$27,994

2014 Audi A6 2.0T Premium Plus

42,763 miles / Loveland, CO

Photo 1:  2010 Audi A6  Prestige in Commerce City, CO exterior view from front driver's side
Photo 2:  2010 Audi A6  Prestige in Commerce City, CO
Photo 3: cockpit view from driver’s seat 2010 Audi A6  Prestige in Commerce City, CO
Photo 4: interior dashboard and console 2010 Audi A6  Prestige in Commerce City, CO
Photo 5: interior dashboard and console 2010 Audi A6  Prestige in Commerce City, CO

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

  • Dealer Page
  • Call
  • Get Directions
$17,500

2010 Audi A6 Prestige

75,226 miles / Commerce City, CO

Photo 1:  2004 Audi A6 2.7T S-Line in Englewood, CO exterior view from front driver's side
Photo 2:  2004 Audi A6 2.7T S-Line in Englewood, CO
Photo 3:  2004 Audi A6 2.7T S-Line in Englewood, CO front view of grill, headlights, hood and windshield
Photo 4:  2004 Audi A6 2.7T S-Line in Englewood, CO exterior view from rear passenger side
Photo 5:  2004 Audi A6 2.7T S-Line in Englewood, CO view of rear bumper

Automatic / AWD / 6 Cyl
16 mpg city / 23 mpg hwy

  • Call Dealer
  • Get Directions
$6,988

2004 Audi A6 2.7T S-Line

188,450 miles / Englewood, CO

Photo 1: Phantom Black 2012 Audi A6  Prestige in Centennial, CO exterior view from front driver's side
Photo 2: Phantom Black 2012 Audi A6  Prestige in Centennial, CO
Photo 3: cockpit view from driver’s seat 2012 Audi A6  Prestige in Centennial, CO
Photo 4: interior dashboard and console 2012 Audi A6  Prestige in Centennial, CO
Photo 5: Phantom Black 2012 Audi A6  Prestige in Centennial, CO front view of grill, headlights, hood and windshield

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

  • Dealer Page
  • Call
  • Get Directions
$27,788

2012 Audi A6 Prestige

53,389 miles / Centennial, CO

Photo 1:  2016 Audi A6  Premium Plus in Littleton, CO exterior view from front driver's side
Photo 2:  2016 Audi A6  Premium Plus in Littleton, CO
Photo 3: cockpit view from driver’s seat 2016 Audi A6  Premium Plus in Littleton, CO
Photo 4:  2016 Audi A6  Premium Plus in Littleton, CO front view of grill, headlights, hood and windshield
Photo 5:  2016 Audi A6  Premium Plus in Littleton, CO exterior view of passenger side

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

  • Call Dealer
  • Get Directions
$52,674

2016 Audi A6 Premium Plus

10,294 miles / Littleton, CO

Photo 1:  2011 Audi A6  Premium Plus in Aurora, CO exterior view from front driver's side
Photo 2:  2011 Audi A6  Premium Plus in Aurora, CO
Photo 3:  2011 Audi A6  Premium Plus in Aurora, CO exterior view of driver's side
Photo 4:  2011 Audi A6  Premium Plus in Aurora, CO exterior view of driver's side
Photo 5:  2011 Audi A6  Premium Plus in Aurora, CO exterior view from rear passenger side

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

  • Dealer Page
  • Call
  • Get Directions
$17,600

2011 Audi A6 Premium Plus

66,985 miles / Aurora, CO

Photo 1: Florett Silver Metallic 2016 Audi A6  Premium Plus in Boulder, CO exterior view from front driver's side
Photo 2: Florett Silver Metallic 2016 Audi A6  Premium Plus in Boulder, CO
Photo 3: cockpit view from driver’s seat 2016 Audi A6  Premium Plus in Boulder, CO
Photo 4: interior dashboard and console 2016 Audi A6  Premium Plus in Boulder, CO
Photo 5: Florett Silver Metallic 2016 Audi A6  Premium Plus in Boulder, CO exterior view of driver's side

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

  • Dealer Page
  • Call
  • Get Directions
$51,000

2016 Audi A6 Premium Plus

10,911 miles / Boulder, CO

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

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

  • Get Directions
$24,695

2013 Audi A6 2.0T Premium Plus

50,296 miles / Greenwood Village, CO

Photo 1:  2008 Audi A6 3.2 in Commerce City, CO exterior view from front driver's side
Photo 2:  2008 Audi A6 3.2 in Commerce City, CO
Photo 3: cockpit view from driver’s seat 2008 Audi A6 3.2 in Commerce City, CO
Photo 4: cockpit view from driver’s seat 2008 Audi A6 3.2 in Commerce City, CO
Photo 5: interior dashboard and console 2008 Audi A6 3.2 in Commerce City, CO

Automatic / AWD / 6 Cyl

  • Dealer Page
  • Call
  • Get Directions
$13,500

2008 Audi A6 3.2

92,600 miles / Commerce City, CO

Photo 1: Aviator Blue Metallic 2014 Audi A6  Premium Plus in Littleton, CO exterior view from front driver's side
Photo 2: Aviator Blue Metallic 2014 Audi A6  Premium Plus in Littleton, CO
Photo 3: cockpit view from driver’s seat 2014 Audi A6  Premium Plus in Littleton, CO
Photo 4: Aviator Blue Metallic 2014 Audi A6  Premium Plus in Littleton, CO front view of grill, headlights, hood and windshield
Photo 5: Aviator Blue Metallic 2014 Audi A6  Premium Plus in Littleton, CO exterior view of passenger side

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

  • Call Dealer
  • Get Directions
$31,946

2014 Audi A6 Premium Plus

46,848 miles / Littleton, CO

Photo 1: 2016 Audi A6  Prestige with  in Englewood, CO
Photo 2: 2016 Audi A6  Prestige with  in Englewood, CO
Photo 3: 2016 Audi A6  Prestige with  in Englewood, CO
Photo 4: 2016 Audi A6  Prestige with  in Englewood, CO
Photo 5: 2016 Audi A6  Prestige with  in Englewood, CO

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

  • Call Dealer
  • Get Directions
$48,499

2016 Audi A6 Prestige

7,102 miles / Englewood, CO

Photo 1: Brilliant Black 2013 Audi A6 2.0T Premium Plus in Greeley, CO
Photo 2: 2013 Audi A6 2.0T Premium Plus with  in Greeley, CO
Photo 3: 2013 Audi A6 2.0T Premium Plus with  in Greeley, CO
Photo 4: 2013 Audi A6 2.0T Premium Plus with  in Greeley, CO
Photo 5: 2013 Audi A6 2.0T Premium Plus with  in Greeley, CO

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

  • Get Directions
$28,900

2013 Audi A6 2.0T Premium Plus

33,118 miles / Greeley, 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: cockpit view from driver’s seat 2013 Audi A6 2.0T Premium Plus in Englewood, CO
Photo 4: interior dashboard and console 2013 Audi A6 2.0T Premium Plus in Englewood, CO
Photo 5: interior dashboard and console 2013 Audi A6 2.0T Premium Plus in Englewood, CO

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

  • Call Dealer
  • Get Directions
$25,988

2013 Audi A6 2.0T Premium Plus

39,042 miles / Englewood, CO

Photo 1: 2007 Audi A6 4.2 with  in Littleton, CO

Automatic / AWD / 8 Cyl
16 mpg city / 23 mpg hwy

  • Call Dealer
  • Get Directions
$8,541

2007 Audi A6 4.2

151,069 miles / Littleton, CO

Photo 1:  2010 Audi A6  Premium Plus in Lakewood, CO exterior view from front driver's side
Photo 2:  2010 Audi A6  Premium Plus in Lakewood, CO
Photo 3: interior dashboard and console 2010 Audi A6  Premium Plus in Lakewood, CO
Photo 4:  2010 Audi A6  Premium Plus in Lakewood, CO front view of grill, headlights, hood and windshield
Photo 5: 2010 Audi A6  Premium Plus with  in Lakewood, CO

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

  • Dealer Page
  • Call
  • Get Directions
$19,998

2010 Audi A6 Premium Plus

72,300 miles / Lakewood, CO

Photo 1: 2016 Audi A6  Premium Plus with  in Denver, CO
Photo 2: 2016 Audi A6  Premium Plus with  in Denver, CO
Photo 3: 2016 Audi A6  Premium Plus with  in Denver, CO

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

  • Get Directions
$51,991

2016 Audi A6 Premium Plus

8,885 miles / Denver, CO

Photo 1:  2004 Audi A6 3.0 in Northglenn, CO exterior view from front driver's side
Photo 2:  2004 Audi A6 3.0 in Northglenn, CO front view of grill, headlights, hood and windshield
Photo 3:  2004 Audi A6 3.0 in Northglenn, CO exterior view from rear driver's side
Photo 4:  2004 Audi A6 3.0 in Northglenn, CO view of rear bumper
Photo 5: 2004 Audi A6 3.0 with  in Northglenn, CO

Automatic / AWD / 6 Cyl
16 mpg city / 23 mpg hwy

  • Call Dealer
  • Get Directions
$4,988

2004 Audi A6 3.0

129,789 miles / Northglenn, CO

Photo 1: Daytona Gray Pearl Effect 2014 Audi A6  Premium Plus in Fort Collins, CO exterior view from front driver's side
Photo 2: Daytona Gray Pearl Effect 2014 Audi A6  Premium Plus in Fort Collins, CO
Photo 3: cockpit view from driver’s seat 2014 Audi A6  Premium Plus in Fort Collins, CO
Photo 4: interior dashboard and console 2014 Audi A6  Premium Plus in Fort Collins, CO
Photo 5: 2014 Audi A6  Premium Plus with  in Fort Collins, CO

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

  • Call Dealer
  • Get Directions
$35,086

2014 Audi A6 Premium Plus

25,585 miles / Fort Collins, CO

Photo 1:  2008 Audi A6 4.2 in Fort Collins, CO exterior view from front driver's side
Photo 2:  2008 Audi A6 4.2 in Fort Collins, CO
Photo 3: interior dashboard and console 2008 Audi A6 4.2 in Fort Collins, CO
Photo 4: interior dashboard and console 2008 Audi A6 4.2 in Fort Collins, CO
Photo 5: 2008 Audi A6 4.2 with  in Fort Collins, CO

Automatic / AWD / 8 Cyl
16 mpg city / 23 mpg hwy

  • Dealer Page
  • Call
  • Get Directions
$10,900

2008 Audi A6 4.2

104,299 miles / Fort Collins, CO

Photo 1:  2001 Audi A6 2.7T in Denver, CO exterior view from front driver's side
Photo 2:  2001 Audi A6 2.7T in Denver, CO
Photo 3: cockpit view from driver’s seat 2001 Audi A6 2.7T in Denver, CO
Photo 4: interior dashboard and console 2001 Audi A6 2.7T in Denver, CO
Photo 5:  2001 Audi A6 2.7T in Denver, CO exterior view from rear passenger side

Automatic / AWD / 6 Cyl
16 mpg city / 22 mpg hwy

  • Call Dealer
  • Get Directions
$2,988

2001 Audi A6 2.7T

167,440 miles / Denver, CO