Used Gray Audi A6 for Sale inMillbrae, CA
101 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Tornado Gray Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Nougat Brown
- Transmission:
- Automatic
- Mileage:
- 80,900
- Stock #:
- M4775
- VIN:
- WAUGFAFC9GN171716
Sponsored by M Sport Motors
2016 Audi A6
2.0T quattro Premium Plus Sedan AWD
80,900 mi
Walnut Creek, CA
29 mi away
Fair Deal
$15,799
- Year:
- 2011
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 300 hp 3L V6
- Exterior color:
- Oyster Gray Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 125,859
- Stock #:
- BN061558P
- VIN:
- WAUFGAFB3BN061558
New arrival
Sponsored Listing
2011 Audi A6
3.0T quattro Premium Plus Sedan AWD
125,859 mi
San Jose, CA
36 mi away
Fair Deal
$7,117
- Year:
- 2013
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 211 hp 2L I4
- Exterior color:
- Quartz Gray Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 82,843
- Stock #:
- 1172K
- VIN:
- WAUGFAFC0DN144349
New arrival
Sponsored Listing
2013 Audi A6
2.0T quattro Premium Plus Sedan AWD
82,843 mi
Novato, CA
35 mi away
Fair Deal
$11,621
- Year:
- 2023
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Chronos Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 22,893
- Stock #:
- 34856A
- VIN:
- WAUE3BF22PN049227
2023 Audi A6
quattro Premium Plus 45 TFSI
22,893 mi
Dublin, CA
30 mi away
Good Deal
$33,883
- Year:
- 2017
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Tornado Gray Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 80,430
- Stock #:
- 53042A
- VIN:
- WAUH2AFC8HN117535
2017 Audi A6
3.0T quattro Prestige Sedan AWD
80,430 mi
San Jose, CA
31 mi away
Fair Deal
$18,035
- Year:
- 2022
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 35,949
- Stock #:
- NN014478
- VIN:
- WAUM2BF21NN014478
2022 Audi A6
quattro Prestige 55 TFSI
35,949 mi
Fremont, CA
24 mi away
Good Deal
$34,495
- Year:
- 2008
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 350 hp 4.2L V8
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 74,787
- Stock #:
- AUD4791
- VIN:
- WAUDV74F88N034791
2008 Audi A6
4.2 quattro Sedan AWD
74,787 mi
Vallejo, CA
36 mi away
Fair Deal
$10,957
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Tornado Gray Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Nougat Brown
- Transmission:
- Automatic
- Mileage:
- 80,900
- Stock #:
- M4775
- VIN:
- WAUGFAFC9GN171716
2016 Audi A6
2.0T quattro Premium Plus Sedan AWD
80,900 mi
Walnut Creek, CA
29 mi away
Fair Deal
$15,799
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Daytona Gray Pearl Effect
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 60,878
- Stock #:
- N089513P
- VIN:
- WAUM2AF23KN089513
2019 Audi A6
55 TFSI quattro Prestige Sedan AWD
60,878 mi
Palo Alto, CA
19 mi away
Fair Deal
$25,087
- Year:
- 2025
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Chronos Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 6,283
- Stock #:
- N030138L
- VIN:
- WAUD3BF21SN030138
Price drop
-$2,000
2025 Audi A6
quattro Premium 45 TFSI
6,283 mi
Palo Alto, CA
19 mi away
Great Deal
$36,884
$34,884
- Year:
- 2023
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Gray Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 30,687
- Stock #:
- L12558
- VIN:
- WAUD3BF27PN036193
2023 Audi A6
quattro Premium 45 TFSI
30,687 mi
Home delivery from La Puente, CA
Price includes $702 shipping
Great Deal
$28,909
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 27,978
- Stock #:
- 29074329
- VIN:
- WAUL2AF24MN049391
2021 Audi A6
quattro Premium Plus 55 TFSI AWD
27,978 mi
Store transfer to Colma, CA
Price includes $1,599 shipping
Fair Deal
$34,597
- Year:
- 2025
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Manhattan Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 6,202
- Stock #:
- N020727L
- VIN:
- WAUD3BF23SN020727
Price drop
-$2,000
2025 Audi A6
quattro Premium 45 TFSI
6,202 mi
Palo Alto, CA
19 mi away
Good Deal
$41,484
$39,484
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 84,487
- Stock #:
- 074271
- VIN:
- WAUL2AF22KN074271
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
84,487 mi
Home delivery from Pompano Beach, FL
Price includes $2,576 shipping
Fair Deal
$23,214
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Daytona Gray Pearl
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 74,441
- Stock #:
- 12727
- VIN:
- WAUL2AF21KN086301
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
74,441 mi
Home delivery from Northlake, IL
Price includes $2,305 shipping
Fair Deal
$22,482
- Year:
- 2013
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 211 hp 2L I4
- Exterior color:
- Quartz Gray Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 82,843
- Stock #:
- 1172K
- VIN:
- WAUGFAFC0DN144349
New arrival
2013 Audi A6
2.0T quattro Premium Plus Sedan AWD
82,843 mi
Novato, CA
35 mi away
Fair Deal
$11,621
- Year:
- 2025
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Daytona Gray Pearl Effect
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 6,053
- Stock #:
- SB9517A
- VIN:
- WAUM2BF23SN043590
2025 Audi A6
quattro Prestige 55 TFSI
6,053 mi
Home delivery from Seaside, CA
Price includes $95 shipping
Fair Deal
$55,019
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 67,206
- Stock #:
- D0580
- VIN:
- WAUL2AF25KN079755
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
67,206 mi
Home delivery from Grand Junction, CO
Price includes $1,060 shipping
Fair Deal
$23,260
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- No Color
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 64,856
- Stock #:
- 8872
- VIN:
- WAUK2AF25KN085633
Price drop
-$451
2019 Audi A6
55 TFSI quattro Premium Sedan AWD
64,856 mi
Home delivery from Visalia, CA
Price includes $292 shipping
Fair Deal
$21,739
$21,288
- Year:
- 2025
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Daytona Gray Pearl Effect
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 3,557
- Stock #:
- A7442A
- VIN:
- WAUM2BF23SN049454
2025 Audi A6
quattro Prestige 55 TFSI
3,557 mi
Home delivery from Seaside, CA
Price includes $95 shipping
Fair Deal
$57,132
- Year:
- 2025
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Daytona Gray Pearl Effect
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 11,274
- Stock #:
- L1511
- VIN:
- WAUL2BF20SN032588
2025 Audi A6
quattro Premium Plus 55 TFSI
11,274 mi
Home delivery from Seaside, CA
Price includes $95 shipping
Good Deal
$46,327
- Year:
- 2026
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 3L V6
- Exterior color:
- Daytona Gray Pearl
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 6,687
- Stock #:
- AL30055
- VIN:
- WAU55CFN8TN026734
New arrival
2026 Audi A6
quattro Premium Plus 55 TFSI
6,687 mi
Concord, CA
33 mi away
Fair Deal
$60,084
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Daytona Gray Pearl
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 58,343
- Stock #:
- 107104
- VIN:
- WAUK2BF25KN107104
2019 Audi A6
55 TFSI quattro Premium Sedan AWD
58,343 mi
Home delivery from Bend, OR
Price includes $908 shipping
Fair Deal
$23,373
- Year:
- 2023
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Chronos Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 22,893
- Stock #:
- 34856A
- VIN:
- WAUE3BF22PN049227
Sponsored Listing
2023 Audi A6
quattro Premium Plus 45 TFSI
22,893 mi
Dublin, CA
30 mi away
Good Deal
$33,883
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