Used Black Audi A6 for Sale in Niagara, WI
76 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2015
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 70,966
- Stock #:
- 14271
- VIN:
- WAUFGAFC7FN033213
2015 Audi A6
3.0T quattro Premium Plus Sedan AWD
70,966 mi
Home delivery from Powell, OH
Price includes $690 shipping
Fair Deal
$15,485
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 7-Speed Automatic
- Mileage:
- 109,918
- Stock #:
- T2601309
- VIN:
- WAUC8AFC5JN067093
2018 Audi A6
2.0T Sport Sedan FWD
109,918 mi
Home delivery from North Palm Beach, FL
Price includes $1,381 shipping
Good Deal
$14,443
- Year:
- 2023
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Mythos Black Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 16,180
- Stock #:
- 11465
- VIN:
- WAUD3BF21PN019213
2023 Audi A6
quattro Premium 45 TFSI
16,180 mi
Home delivery from Berwyn, IL
Price includes $192 shipping
Great Deal
$32,291
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- Brilliant Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 69,683
- Stock #:
- D5961L
- VIN:
- WAUD8AF2XMN013188
New arrival
2021 Audi A6
quattro Premium 45 TFSI AWD
69,683 mi
Home delivery from Dublin, OH
Price includes $694 shipping
Fair Deal
$24,010
- Year:
- 2022
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 67,513
- Stock #:
- 18890
- VIN:
- WAUL2BF26NN019588
2022 Audi A6
quattro Premium Plus 55 TFSI
67,513 mi
Home delivery from Lemont, IL
Price includes $712 shipping
Great Deal
$24,590
- Year:
- 2026
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 3L V6
- Exterior color:
- Mythos Black Metallic
- Fuel type:
- Gasoline
- Interior color:
- Muscat Brown
- Transmission:
- 7-Speed Automatic
- Mileage:
- 435
- Stock #:
- PM026314
- VIN:
- WAU55CFN8TN026314
2026 Audi A6
quattro Premium Plus 55 TFSI
435 mi
Home delivery from South Amboy, NJ
Price includes $1,564 shipping
Good Deal
$58,449
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- Black Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 57,432
- Stock #:
- EN081731
- VIN:
- WAUE8AF20LN081731
2020 Audi A6
45 TFSI quattro Premium Plus AWD
57,432 mi
Home delivery from Eden Prairie, MN
Price includes $476 shipping
Fair Deal
$25,816
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- Brilliant Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 56,286
- Stock #:
- NU3464
- VIN:
- WAUD8AF24LN080397
2020 Audi A6
45 TFSI quattro Premium AWD
56,286 mi
Home delivery from Naperville, IL
Price includes $837 shipping
Good Deal
$22,249
- Year:
- 2017
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Brilliant Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 115,305
- Stock #:
- 10307
- VIN:
- WAUG8AFC7HN086238
2017 Audi A6
2.0T quattro Premium Plus Sedan AWD
115,305 mi
Home delivery from Warminster, PA
Price includes $757 shipping
Fair Deal
$13,933
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 139,570
- Stock #:
- 006594
- VIN:
- WAUGFAFC8GN006594
2016 Audi A6
2.0T quattro Premium Plus Sedan AWD
139,570 mi
Home delivery from Hawthorne, NJ
Price includes $1,154 shipping
Fair Deal
$10,644
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 240 hp 3L V6 Diesel
- Exterior color:
- Black
- Combined gas mileage:
- 31 MPG
- Fuel type:
- Diesel
- Interior color:
- Brown
- Transmission:
- 8-Speed Automatic
- Mileage:
- 105,760
- VIN:
- WAUFMAFC3GN004415
2016 Audi A6
3.0 TDI quattro Premium Plus Sedan AWD
105,760 mi
Home delivery from Royal Palm Beach, FL
Price includes $1,040 shipping
Good Deal
$15,330
- Year:
- 2023
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Black Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 31,005
- Stock #:
- PN069280
- VIN:
- WAUE3BF27PN069280
New arrival
2023 Audi A6
quattro Premium Plus 45 TFSI
31,005 mi
Home delivery from Dallas, TX
Price includes $1,008 shipping
Good Deal
$31,829
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Brilliant Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 56,829
- Stock #:
- 17746
- VIN:
- WAUL2AF23KN037861
New arrival
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
56,829 mi
Home delivery from Eden Prairie, MN
Price includes $272 shipping
Fair Deal
$25,249
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 87,092
- Stock #:
- JU18714
- VIN:
- WAUL2AF29KN032535
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
87,092 mi
Home delivery from Des Plaines, IL
Price includes $777 shipping
Fair Deal
$20,650
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 54,152
- Stock #:
- 19036
- VIN:
- WAUL2AF27KN060852
Price drop
-$600
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
54,152 mi
Home delivery from Lemont, IL
Price includes $712 shipping
Good Deal
$24,590
$23,990
- Year:
- 2024
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 45,795
- Stock #:
- 053693
- VIN:
- WAUL2BF20RN053693
2024 Audi A6
quattro Premium Plus 55 TFSI
45,795 mi
Home delivery from Bloomington, IN
Price includes $704 shipping
Fair Deal
$31,104
- Year:
- 2024
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 34,229
- Stock #:
- 19910
- VIN:
- WAUL2BF21RN045862
2024 Audi A6
quattro Premium Plus 55 TFSI
34,229 mi
Home delivery from Pasco, WA
Price includes $2,212 shipping
Fair Deal
$34,715
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 85,749
- Stock #:
- 047052
- VIN:
- WAUM2AF23KN047052
2019 Audi A6
55 TFSI quattro Prestige Sedan AWD
85,749 mi
Home delivery from Madison, NC
Price includes $1,158 shipping
Fair Deal
$21,952
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Mythos Black Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 107,237
- Stock #:
- 9954
- VIN:
- WAUM2AF2XKN077410
2019 Audi A6
55 TFSI quattro Prestige Sedan AWD
107,237 mi
Home delivery from Summit, IL
Price includes $417 shipping
Good Deal
$19,797
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 61,775
- Stock #:
- 069960
- VIN:
- WAUL2AF20KN069960
New arrival
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
61,775 mi
Home delivery from Naperville, IL
Price includes $410 shipping
Fair Deal
$24,175
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Black Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 92,097
- Stock #:
- 018868C01
- VIN:
- WAUG8AFC0JN018868
2018 Audi A6
2.0T quattro Premium Plus Sedan AWD
92,097 mi
Home delivery from Linden , NJ
Price includes $1,167 shipping
Fair Deal
$16,966
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- Black Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 7-Speed Automatic
- Mileage:
- 100,886
- Stock #:
- 120619A
- VIN:
- WAUD8AF22KN120619
2019 Audi A6
45 TFSI quattro Premium Sedan AWD
100,886 mi
Home delivery from Irving, TX
Price includes $2,028 shipping
Fair Deal
$19,579
- Year:
- 2023
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Black Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 30,479
- Stock #:
- 087128
- VIN:
- WAUD3BF29PN087128
2023 Audi A6
quattro Premium 45 TFSI
30,479 mi
Home delivery from Irving, TX
Price includes $2,028 shipping
Good Deal
$32,699
- Year:
- 2024
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 60,585
- Stock #:
- 010782A
- VIN:
- WAUE3BF27RN010782
2024 Audi A6
quattro Premium Plus 45 TFSI
60,585 mi
Home delivery from Dubuque, IA
Price includes $402 shipping
Fair Deal
$27,727
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