Used Blue Audi A6 for Sale in Castle Rock, CO
30 results
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Moonlight Blue
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 8-Speed Automatic
- Mileage:
- 80,445
- Stock #:
- 260375
- VIN:
- WAUG8AFC4JN023538
Sponsored by McCloskey Motors
2018 Audi A6
2.0T quattro Premium Plus Sedan AWD
80,445 mi
Colorado Springs, CO
31 mi away
Fair Deal
$18,995
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Blue
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 56,934
- Stock #:
- N1556
- VIN:
- WAUL2AF22KN106796
Sponsored Listing
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
56,934 mi
Centennial, CO
16 mi away
Good Deal
$24,938
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 53,893
- Stock #:
- P10496
- VIN:
- WAUE3AF26MN047275
New arrival
Sponsored Listing
2021 Audi A6
quattro Sport Premium Plus 45 TFSI AWD
53,893 mi
Colorado Springs, CO
37 mi away
Fair Deal
$27,798
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Blue
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 56,934
- Stock #:
- N1556
- VIN:
- WAUL2AF22KN106796
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
56,934 mi
Centennial, CO
16 mi away
Good Deal
$24,938
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Moonlight Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Atlas Beige)
- Transmission:
- Automatic
- Mileage:
- 83,960
- Stock #:
- A0477
- VIN:
- WAUFGAFC5GN195360
2016 Audi A6
3.0T quattro Premium Plus Sedan AWD
83,960 mi
Home delivery from Lubbock, TX
Price includes $549 shipping
Great Deal
$15,064
- Year:
- 2014
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 3L V6
- Exterior color:
- Aviator Blue Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Velvet Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 91,358
- VIN:
- WAUFGAFC3EN053909
2014 Audi A6
3.0T quattro Premium Plus Sedan AWD
91,358 mi
Colorado Springs, CO
37 mi away
Good Deal
$11,995
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- [W1] Moonlight Blue Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- Automatic
- Mileage:
- 72,150
- Stock #:
- 167185
- VIN:
- WAUGFAFC6GN167185
![[W1] Moonlight Blue Metallic 2016 Audi A6 2.0T quattro Premium Plus Sedan AWD Sedan All-Wheel Drive Automatic](https://static.cargurus.com/images/forsale/2026/05/24/03/24/2016_audi_a6-pic-742660122597437506-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)
2016 Audi A6
2.0T quattro Premium Plus Sedan AWD
72,150 mi
Home delivery from Spring, TX
Price includes $1,254 shipping
Fair Deal
$16,494
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Moonlight Blue
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 8-Speed Automatic
- Mileage:
- 80,445
- Stock #:
- 260375
- VIN:
- WAUG8AFC4JN023538
2018 Audi A6
2.0T quattro Premium Plus Sedan AWD
80,445 mi
Colorado Springs, CO
31 mi away
Fair Deal
$18,995
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 64,963
- Stock #:
- N017407
- VIN:
- WAUL2AF22KN017407
Price drop
-$500
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
64,963 mi
Home delivery from Brandon, FL
Price includes $2,274 shipping
Good Deal
$26,668
$26,168
- Year:
- 2023
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Blue
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 21,980
- Stock #:
- 27791042
- VIN:
- WAUE3BF29PN083925
2023 Audi A6
quattro Premium Plus 45 TFSI
21,980 mi
Store transfer to Parker, CO
Price includes $249 shipping
Fair Deal
$38,247
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Tan)
- Transmission:
- Automatic
- Mileage:
- 80,864
- Stock #:
- 023872
- VIN:
- WAUL2AF24KN023872
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
80,864 mi
Home delivery from Arlington, TX
Price includes $788 shipping
Good Deal
$21,538
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Firmament Blue Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 32,518
- Stock #:
- 11071
- VIN:
- WAUL2AF2XMN037116
2021 Audi A6
quattro Premium Plus 55 TFSI AWD
32,518 mi
Home delivery from Berwyn, IL
Price includes $638 shipping
Great Deal
$32,738
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 75,595
- Stock #:
- STK071251
- VIN:
- WAUL2AF23KN071251
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
75,595 mi
Home delivery from Westfield, IN
Price includes $995 shipping
Good Deal
$22,484
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 53,893
- Stock #:
- P10496
- VIN:
- WAUE3AF26MN047275
New arrival
2021 Audi A6
quattro Sport Premium Plus 45 TFSI AWD
53,893 mi
Colorado Springs, CO
37 mi away
Fair Deal
$27,798
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 107,000
- Stock #:
- KN046628
- VIN:
- WAUM2AF23KN046628
2019 Audi A6
55 TFSI quattro Prestige Sedan AWD
107,000 mi
Home delivery from Carrollton, TX
Price includes $942 shipping
Fair Deal
$21,932
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Blue
- Fuel type:
- Gasoline
- Interior color:
- Okapi Brown
- Transmission:
- 7-Speed Automatic
- Mileage:
- 32,467
- Stock #:
- LN052543
- VIN:
- WAUL2AF27LN052543
2020 Audi A6
55 TFSI quattro Premium Plus AWD
32,467 mi
Home delivery from Palmetto Bay, FL
Free home delivery
Great Deal
$26,998
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 58,159
- Stock #:
- MN060167
- VIN:
- WAUL2AF2XMN060167
2021 Audi A6
quattro Premium Plus 55 TFSI AWD
58,159 mi
Home delivery from Addison, TX
Price includes $945 shipping
Fair Deal
$27,945
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (TAN)
- Transmission:
- Automatic
- Mileage:
- 46,517
- Stock #:
- 70047073
- VIN:
- WAUHGAFC7GN153569
New arrival
2016 Audi A6
3.0T quattro Prestige Sedan AWD
46,517 mi
Store transfer to Parker, CO
Price includes $199 shipping
Fair Deal
$25,197
- Year:
- 2026
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 3L V6
- Exterior color:
- Blue
- Fuel type:
- Gasoline
- Interior color:
- Exclusive
- Transmission:
- 7-Speed Automatic
- Mileage:
- 11
- Stock #:
- TN032694
- VIN:
- WAU65CFN2TN032694
2026 Audi A6
quattro Prestige 55 TFSI
New car
Broomfield, CO
41 mi away
New car
MSRP $82,984
$82,984
- Year:
- 2026
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 3L V6
- Exterior color:
- Blue
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Automatic
- Mileage:
- 150
- Stock #:
- 260173
- VIN:
- WAU65CFN4TN021731
2026 Audi A6
quattro Prestige 55 TFSI
New car
Lakewood, CO
28 mi away
New car
MSRP $80,619
$80,619
- Year:
- 2011
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 300 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic
- Mileage:
- 110,723
- Stock #:
- A226207A
- VIN:
- WAUFGAFB9BN053948
Preparing for a close up...
Photos coming soon
2011 Audi A6
3.0T quattro Premium Plus Sedan AWD
110,723 mi
Colorado Springs, CO
38 mi away
No Rating
No Price Listed
- Year:
- 2026
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 3L V6
- Exterior color:
- Firmament Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 6
- Stock #:
- PATN031917
- VIN:
- WAU55CFN8TN031917
2026 Audi A6
quattro Premium Plus 55 TFSI
New car
Parker, CO
14 mi away
New car
MSRP $72,520
$72,520
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 102,393
- Stock #:
- 260060
- VIN:
- WAUM2AF29KN040994
Preparing for a close up...
Photos coming soon
New arrival
2019 Audi A6
55 TFSI quattro Prestige Sedan AWD
102,393 mi
Home delivery from Lancaster, TX
Price includes $654 shipping
No Rating
No Price Listed
- Year:
- 2026
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 3L V6
- Exterior color:
- Blue
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 10
- Stock #:
- A226139
- VIN:
- WAU55CFN0TN031684
Preparing for a close up...
Photos coming soon
2026 Audi A6
quattro Premium Plus 55 TFSI
New car
Colorado Springs, CO
38 mi away
New car
MSRP $72,520
$72,520
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