CoPilot AI-Assisted Car Shopping

 New Search
 Save
 Sort
 Share

Used Audi S4 for Sale in Los Angeles, CA

S4s for Sale at Dealers

Filters
Price
Year
Mileage
Trim
2020 Audi S4 Premium Plus AWD photo
3
2020 Audi S4 Premium Plus AWD Duarte, CA
Black 3.0L V6 Engine
$33,995 51.2k miles
•••

#3 2015-2023 Audi S4

CoPilot AI: It’s aB+” Buy

  • Fair Price - $659 Above Market
  • Includes $4,037 Premium Upgrades
  • Very Low Mileage
More details
2022 Audi S4 Premium Plus AWD photo
1
2022 Audi S4 Premium Plus AWD Oxnard, CA
3.0L V6 Engine
$40,073 25.6k miles
•••

#1 2015-2023 Audi S4

CoPilot AI: It’s aB+” Buy

  • Good Price - $1,393 Below Market
  • Includes $5,924 Premium Upgrades
  • Very Low Mileage
More details
2018 Audi S4 Premium Plus AWD photo
6
Price Drop
2018 Audi S4 Premium Plus AWD Ontario, CA
Black 3.0L V6 Engine
$23,968 84k miles
•••

#6 2015-2023 Audi S4

CoPilot AI: It’s aD+” Buy

  • $660 Price Drop
  • Includes $1,460 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2018 Audi S4 Premium Plus AWD photo
5
2018 Audi S4 Premium Plus AWD Vista, CA
White 3.0L V6 Engine
$21,995 100.5k miles
•••

#5 2015-2023 Audi S4

CoPilot AI: It’s aC” Buy

  • Includes $2,653 Premium Upgrades
  • Average Mileage
More details
2018 Audi S4 Premium Plus AWD photo
2
Price Drop
2018 Audi S4 Premium Plus AWD Santa Ana, CA
Silver 3.0L V6 Engine
$26,299 62.8k miles
•••

#2 2015-2023 Audi S4

CoPilot AI: It’s aB+” Buy

  • $700 Price Drop
  • Fair Price - $235 Above Market
  • Includes $1,766 Premium Upgrades
More details
2019 Audi S4 Prestige AWD photo
7
Price Drop
2019 Audi S4 Prestige AWD Bellflower, CA
Black 3.0L V6 Engine
$21,998
•••
More details
2019 Audi S4 Premium Plus AWD photo
4
Price Drop
2019 Audi S4 Premium Plus AWD Montclair, CA
Black 3.0L V6 Engine
$25,850 86.5k miles
•••

#4 2015-2023 Audi S4

CoPilot AI: It’s aB” Buy

  • $1,000 Price Drop
  • Fair Price - $304 Above Market
  • Includes $4,979 Premium Upgrades
More details
2021 Audi S4 Premium Plus AWD photo
2021 Audi S4 Premium Plus AWD Pasadena, CA
Gray 3.0L V6 Engine
$33,444 53.6k miles
•••

Not Ranked

CoPilot AI: It’s aB+” Buy

  • Good Price - $1,934 Below Market
  • Includes $3,619 Premium Upgrades
  • Very Low Mileage
More details
2019 Audi S4 Premium Plus AWD photo
2019 Audi S4 Premium Plus AWD Irvine, CA
White 3.0L V6 Engine
$29,998 58.4k miles
•••

Not Ranked

CoPilot AI: It’s aB+” Buy

  • Fair Price - $311 Above Market
  • Includes $4,703 Premium Upgrades
  • Very Low Mileage
More details
2019 Audi S4 Premium Plus AWD photo
2019 Audi S4 Premium Plus AWD Irvine, CA
Gray 3.0L V6 Engine
$31,998 64.7k miles
•••

Not Ranked

CoPilot AI: It’s aC” Buy

  • Includes $5,054 Premium Upgrades
  • Very Low Mileage
  • Dealer Rating - 4.2 stars
More details

2025 Audi S4

Compact Luxury Sedan
Seats
5
Fuel Economy
20City MPG
29Hwy MPG
NHTSA Rating Summary
Dimensions

© 2026 CoPilot. All Rights Reserved.